10 Best Dual Fuel Generator for RV Backup in 2026
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If you’re searching for the best dual fuel generator for RV backup, you’re looking for a reliable, versatile power source that can run on gas or propane. The ideal choice balances power, quiet operation, and ease of use, with some models offering remote start and high wattage for larger RVs. The Westinghouse 14500 Peak Watt Dual Fuel Generator stands out as the overall top pick due to its combination of power and convenience. For those prioritizing affordability, the WEN 4,750-Watt Dual Fuel Generator offers solid performance at a lower price point, while the DuroMax XP13000EH excels for larger RVs needing high wattage. The main tradeoffs in this category involve balancing size, noise levels, and price against power needs. Continue reading for a detailed breakdown of each option to find the best fit for your RV setup.

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compared
4
brands
6
run times
550cc 4-Stroke OHV
max engine
Which dual fuel generator for RV backup should you buy?
★ Top Pick
WEN 4,750-Watt 120V/240V Dual
Best Overall Dual Fuel Generator for RV Backup
Dual fuel capability for flexible power sources
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Large RV owners or homeowners requiring substantial backup power with remote start convenience.
Westinghouse 12500 Watt Dual F
High peak and running wattage for demanding appliances
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Those needing a powerful, long-lasting generator for large RVs or home backup, especially in extended outage scenarios.
Westinghouse 13500 Peak Watt D
High wattage for demanding power needs
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Campers and RV owners needing a quiet, portable backup for low to moderate power demands.
Westinghouse 5000 Peak Watt Su
Quiet operation at as low as 52 dBA
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RV owners requiring a balance of high power output, safety features, and remote start functionality.
Westinghouse 6600 Watt Dual Fu
Powerful dual fuel operation with high wattage
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Engine — compared
WEN 4,750-Watt 120V/240V Dual 224cc 4-stroke OHV
Westinghouse 12500 Watt Dual F457cc 4-Stroke OHV
Westinghouse 13500 Peak Watt D500cc Westinghouse 4-Stroke OHV
Westinghouse 4650 Peak Watt Du212cc Westinghouse 4-Stroke OHV
WEN 6800-Watt Dual Fuel RV-Rea224cc dual-fuel engine
Westinghouse 14500 Peak Watt D550cc 4-Stroke OHV
DuroMax XP13000EH 13,000-Watt 500cc OHV
Pros & cons at a glance
WEN 4,750-Watt 120V/240V Dual
✓ Dual fuel capability for flexible power sources
✗ Relatively heavy and bulky for portable use
Westinghouse 12500 Watt Dual F
✓ High peak and running wattage for demanding appliances
✗ Heavy and less portable without assistance
Westinghouse 13500 Peak Watt D
✓ High wattage for demanding power needs
✗ Heavy and difficult to move
Westinghouse 5000 Peak Watt Su
✓ Quiet operation at as low as 52 dBA
✗ Limited wattage for large RV appliances
Westinghouse 6600 Watt Dual Fu
✓ Powerful dual fuel operation with high wattage
✗ Relatively heavy and bulky for portability
DuroStar DS13000MX 13,000-Watt
✓ Unmatched 13,000-watt peak output for large loads
✗ Heavy and cumbersome to transport or move frequently
Westinghouse 4650 Peak Watt Du
✓ Dual fuel capability for fuel flexibility and longer runtime
✗ Limited surge capacity compared to larger models like the DuroMax XP13000EH
WEN 6800-Watt Dual Fuel RV-Rea
✓ Dual-fuel flexibility with gasoline and propane
✗ Relatively heavy and less ideal for frequent transport
Westinghouse 14500 Peak Watt D
✓ Exceptional power output suitable for whole-house or large RV systems
✗ Heavy and less portable, requiring assistance to move
DuroMax XP13000EH 13,000-Watt
✓ High surge and rated wattage for large loads
✗ Heavy and difficult to transport regularly

Complete the kit

Porch Shield Generator Cover for 5000-10000W, 32 x 24 x 2...
Porch Shield Generator Cover for 5000-10000W, 32 x 24 x 2…
Add to your setup →
Porch Shield Generator Cover for 5500-15000W, 38 x 28 x 3...
Porch Shield Generator Cover for 5500-15000W, 38 x 28 x 3…
Add to your setup →
Portable Generator Rain Cover Waterproof for 5000-10000W...
Portable Generator Rain Cover Waterproof for 5000-10000W…
Add to your setup →

Key Takeaways

  • High wattage capacity is essential for larger RVs or full-time camping, with models like the Westinghouse 14500 Watt leading in power.
  • Remote electric start is a common feature among top picks, greatly enhancing convenience during frequent use or emergency back-up.
  • Inverter generators, such as the Westinghouse 5000 Peak Watt model, tend to be quieter and more fuel-efficient, ideal for sensitive electronics.
  • Dual fuel capability offers flexibility, but not all models deliver the same ease of switching or efficiency on propane versus gasoline.
  • Size and portability vary significantly; larger generators provide more power but may be less manageable for frequent transport or limited storage space.
2
Westinghouse 12500 Watt Dual F
Best for High Power and Extended Runtime
1
WEN 4,750-Watt 120V/240V Dual
Best Overall Dual Fuel Generator for RV Backup
3
Westinghouse 13500 Peak Watt D
Best for Heavy-Duty Home and RV Backup with Long Runtime

Our Top Best Dual Fuel Generator For RV Backup Picks

WEN 4,750-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric StartWEN 4,750-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric StartBest Overall Dual Fuel Generator for RV BackupPower: 4750 surge watts / 3800 running watts (gas), 4350 surge / 3500 running watts (propane)Voltage: 120V/240VEngine: 224cc 4-stroke OHVVIEW LATEST PRICESee Our Full Breakdown
Westinghouse 12500 Watt Dual Fuel Portable Generator with Remote Electric StartWestinghouse 12500 Watt Dual Fuel Portable Generator with Remote Electric StartBest for High Power and Extended RuntimePeak Watts: 12500Running Watts: 9500 (Gasoline), 8500 (Propane)Fuel Tank Capacity: 6.6 gallonsVIEW LATEST PRICESee Our Full Breakdown
Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator with Remote Electric StartWestinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator with Remote Electric StartBest for Heavy-Duty Home and RV Backup with Long RuntimePeak Watts: 13500Running Watts: 10500Fuel Tank Capacity: 9.5 gallonsVIEW LATEST PRICESee Our Full Breakdown
Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator with Remote Electric StartWestinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator with Remote Electric StartBest for Quiet, Portable RV BackupPeak Watts: 5000Rated Watts: 3900Fuel Capacity: 3.4 gallonsVIEW LATEST PRICESee Our Full Breakdown
Westinghouse 6600 Watt Dual Fuel Portable Generator with Remote Electric StartWestinghouse 6600 Watt Dual Fuel Portable Generator with Remote Electric StartBest for Strong Power with Convenient Remote StartGasoline Peak Watts: 6600Gasoline Running Watts: 5300Propane Peak Watts: 5900VIEW LATEST PRICESee Our Full Breakdown
DuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator with Remote Electric StartDuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator with Remote Electric StartBest Overall for Heavy Power NeedsWattage: 13,000 wattsFuel Type: Gasoline and PropanePower Source: Fuel PoweredVIEW LATEST PRICESee Our Full Breakdown
Westinghouse 4650 Peak Watt Dual Fuel Portable Generator, RV Ready, Gas & Propane PoweredWestinghouse 4650 Peak Watt Dual Fuel Portable Generator, RV Ready, Gas & Propane PoweredBest Value for Compact Dual Fuel PowerPeak Watts: 4650Rated Watts: 3600 (Gasoline), 3240 (Propane)Fuel Tank Capacity: 4 gallonsVIEW LATEST PRICESee Our Full Breakdown
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter GeneratorWEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter GeneratorBest for RVs and Sensitive ElectronicsSurge Watts: 6800 (gasoline), 6000 (propane)Rated Watts: 5100 (gasoline), 4500 (propane)Engine: 224cc dual-fuel engineVIEW LATEST PRICESee Our Full Breakdown
Westinghouse 14500 Peak Watt Dual Fuel Portable Generator with Remote Electric StartWestinghouse 14500 Peak Watt Dual Fuel Portable Generator with Remote Electric StartBest for Large-Scale Backup with Remote StartPeak Watts: 14,500Running Watts: 11,500 (gasoline), 10,500 (propane)Fuel Tank Capacity: 9.5 gallonsVIEW LATEST PRICESee Our Full Breakdown
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable GeneratorDuroMax XP13000EH 13,000-Watt Dual Fuel Portable GeneratorBest for Heavy-Duty, All-Purpose BackupPower Output: 13,000 watts (surge), 10,500 watts (running)Fuel Type: Gasoline, PropaneEngine: 500cc OHVVIEW LATEST PRICESee Our Full Breakdown
Specs at a glance
dual fuel generator for RV backupEngineRun TimeOutletsPeak Watts
WEN 4,750-Watt 120V/240V Dual 224cc 4-stroke OHVUp to 11 hours at half loadTwo 120V GFCI, 120V/240V twist lock, 12V DC cigarette plug
Westinghouse 12500 Watt Dual F457cc 4-Stroke OHVUp to 12 hoursGFCI 120V 5–20R, Transfer Switch 120V L14-30R, RV Ready 120/240V 14–50R12500
Westinghouse 13500 Peak Watt D500cc Westinghouse 4-Stroke OHVUp to 19 hoursGFCI 120V 5–20R, 120V L14-30R, 120/240V 14–50R13500
Westinghouse 5000 Peak Watt SuUp to 18 hours120V Duplex, RV-Ready TT-30R, USB ports5000
Westinghouse 6600 Watt Dual FuUp to 14.5 hours
DuroStar DS13000MX 13,000-Watt
Westinghouse 4650 Peak Watt Du212cc Westinghouse 4-Stroke OHVUp to 14 hoursOne 5-20R 120V, One TT-30R 30A, One L5-30R 30A4650
WEN 6800-Watt Dual Fuel RV-Rea224cc dual-fuel engine
Westinghouse 14500 Peak Watt D550cc 4-Stroke OHVUp to 19 hours14,500
DuroMax XP13000EH 13,000-Watt 500cc OHV2 120V GFCI protected outlets, transfer switch-ready

More Details on Our Top Picks

  1. WEN 4,750-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start

    WEN 4,750-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start

    Best Overall Dual Fuel Generator for RV Backup

    View Latest Price

    The WEN 4750-Watt stands out for its versatility, offering dual fuel operation with gasoline or propane, making it a flexible choice for emergency backup and portable use. Its electric start simplifies operation compared to manual pull-start models, and a runtime of up to 11 hours ensures reliable power during outages. Compared with the Westinghouse 12500W, it provides less peak wattage but is more compact and easier to handle, though it is still somewhat heavy and bulky for frequent portability. The multiple outlets, including GFCI and twist lock, support a variety of RV appliances and tools. A key tradeoff is its weight and size, which can be cumbersome if frequent movement is required, and it lacks explicit noise level data, which could be a consideration in quiet settings. Overall, this model makes the most sense for users seeking a balanced mix of power, convenience, and affordability for backup power at campsites or home.

    Pros:
    • Dual fuel capability for flexible power sources
    • Electric start for ease of use
    • Long runtime of up to 11 hours on a full tank
    • Multiple outlets suited for various devices
    Cons:
    • Relatively heavy and bulky for portable use
    • No noise level specified, which may affect quiet environments

    Best for: RV owners who need reliable backup power with flexible fuel options and easy startup.

    Not ideal for: Travelers prioritizing ultra-lightweight or compact units for frequent transport or tight storage spaces.

    • Power:4750 surge watts / 3800 running watts (gas), 4350 surge / 3500 running watts (propane)
    • Voltage:120V/240V
    • Engine:224cc 4-stroke OHV
    • Fuel Capacity:4 gallons
    • Run Time:Up to 11 hours at half load
    • Outlets:Two 120V GFCI, 120V/240V twist lock, 12V DC cigarette plug
    Our verdict
    “This generator offers a practical balance of power, convenience, and versatility for RV backup needs, especially for those who prioritize ease of operation and multiple fuel options.”
  2. Westinghouse 12500 Watt Dual Fuel Portable Generator with Remote Electric Start

    Westinghouse 12500 Watt Dual Fuel Portable Generator with Remote Electric Start

    Best for High Power and Extended Runtime

    View Latest Price

    The Westinghouse WGen9500DF excels in delivering high peak wattage with up to 12,500 surge watts and 9,500 running watts, making it ideal for heavy-duty RV backup or home use. Its remote electric start adds significant convenience, especially compared to manual models like the WEN 4750. With a sizable 6.6-gallon tank, it offers up to 12 hours of runtime, surpassing many competitors in endurance. It features multiple outlets, including transfer switch readiness and RV compatibility, aligning with the needs of larger RV setups. The main tradeoff is its weight, which can make portability difficult without assistance, and its higher price point reflects its advanced features and power output. Compared to smaller units like the Westinghouse 5000W, this generator is better suited to users who need maximum power and extended operation, even if it means sacrificing some ease of transport.

    Pros:
    • High peak and running wattage for demanding appliances
    • Remote electric start for quick operation
    • Long runtime of up to 12 hours on a full tank
    • Multiple outlets including transfer switch and RV-ready
    Cons:
    • Heavy and less portable without assistance
    • Higher cost compared to smaller models

    Best for: Large RV owners or homeowners requiring substantial backup power with remote start convenience.

    Not ideal for: Campers or travelers needing a lightweight, easy-to-move generator for short trips or minimal power needs.

    • Peak Watts:12500
    • Running Watts:9500 (Gasoline), 8500 (Propane)
    • Fuel Tank Capacity:6.6 gallons
    • Run Time:Up to 12 hours
    • Engine:457cc 4-Stroke OHV
    • Outlets:GFCI 120V 5–20R, Transfer Switch 120V L14-30R, RV Ready 120/240V 14–50R
    Our verdict
    “This generator suits users who need high power output and extended runtime, prioritizing capacity over portability.”
  3. Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator with Remote Electric Start

    Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator with Remote Electric Start

    Best for Heavy-Duty Home and RV Backup with Long Runtime

    View Latest Price

    The Westinghouse 13500W delivers exceptional power with 13,500 peak watts and 10,500 running watts on gasoline, or 12,500 peak and 9,500 watts on propane. Its remote electric start and safety features like low oil shutdown and CO detection make it a reliable choice for serious backup needs. The impressive 9.5-gallon tank enables up to 19 hours of operation, far surpassing most in this category, ideal for extended outages or large RV setups. Its robust 500cc engine supports high wattage demands with multiple outlets, including transfer switch and RV-ready options. The main drawback is its weight, which limits portability, and it may emit residual odors after factory testing. Compared to smaller models like the Westinghouse 5000W, this unit is better suited for users who prioritize power and runtime over ease of mobility.

    Pros:
    • High wattage for demanding power needs
    • Remote electric start for convenience
    • Extended runtime of up to 19 hours
    • Safety features including CO and oil shutdown
    Cons:
    • Heavy and difficult to move
    • Residual odor from factory testing

    Best for: Those needing a powerful, long-lasting generator for large RVs or home backup, especially in extended outage scenarios.

    Not ideal for: Travelers seeking a compact, lightweight unit for occasional use or quick trips.

    • Peak Watts:13500
    • Running Watts:10500
    • Fuel Tank Capacity:9.5 gallons
    • Run Time:Up to 19 hours
    • Engine:500cc Westinghouse 4-Stroke OHV
    • Outlets:GFCI 120V 5–20R, 120V L14-30R, 120/240V 14–50R
    Our verdict
    “This model is ideal for users who prioritize high power and endurance, accepting its bulkiness as a tradeoff.”
  4. Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator with Remote Electric Start

    Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator with Remote Electric Start

    Best for Quiet, Portable RV Backup

    View Latest Price

    The Westinghouse iGen5000DF offers a quieter alternative with 5000 peak watts and 3900 rated watts, making it suitable for RVers who value low noise levels and fuel efficiency. Its remote start simplifies operation, and the inverter technology ensures clean power for sensitive electronics. The 3.4-gallon tank provides up to 18 hours of runtime, making it well-suited for weekend trips or light backup. Compared with larger, less quiet models like the Westinghouse 13500W, this inverter generator sacrifices some wattage for significantly reduced noise—around 52 dBA—ideal for campgrounds or residential areas. The tradeoff is its lower power capacity, which may not suffice for larger RV setups or heavy appliances. This makes it best for users who prioritize portability, quiet operation, and moderate power.

    Pros:
    • Quiet operation at as low as 52 dBA
    • Remote electric start for convenience
    • Fuel-efficient with up to 18 hours runtime
    • Inverter technology for clean power
    Cons:
    • Limited wattage for large RV appliances
    • Relatively heavy and bulky for a portable inverter

    Best for: Campers and RV owners needing a quiet, portable backup for low to moderate power demands.

    Not ideal for: Those with high power requirements or running large appliances and air conditioners.

    • Peak Watts:5000
    • Rated Watts:3900
    • Fuel Capacity:3.4 gallons
    • Run Time:Up to 18 hours
    • Noise Level:As low as 52 dBA
    • Outlets:120V Duplex, RV-Ready TT-30R, USB ports
    Our verdict
    “This inverter generator is excellent for RVers seeking quiet, portable backup power for moderate loads, accepting lower wattage capacity.</p>”
  5. Westinghouse 6600 Watt Dual Fuel Portable Generator with Remote Electric Start

    Westinghouse 6600 Watt Dual Fuel Portable Generator with Remote Electric Start

    Best for Strong Power with Convenient Remote Start

    View Latest Price

    The Westinghouse 6600W combines strong power output with the convenience of remote electric start, making it a solid choice for RV backup. It delivers 6600 peak watts and 5300 running watts on gasoline, or 5900 peak and 4800 watts on propane, suitable for most RV appliances and some heavier loads. Its 4.7-gallon tank provides up to 14.5 hours of runtime, balancing power and endurance. The inclusion of an automatic CO shutdown and low oil shutdown enhances safety, while the remote key fob simplifies startup. Compared to the WEN 4750, this model offers higher wattage with a similar level of portability, though it’s still relatively heavy and may be cumbersome for frequent moving. This generator is best suited for users who need reliable power with added convenience and safety features.

    Pros:
    • Powerful dual fuel operation with high wattage
    • Remote electric start for quick operation
    • Automatic CO shutdown for safety
    • Multiple outlets including RV and transfer switch
    Cons:
    • Relatively heavy and bulky for portability
    • Potential residual odors from factory testing

    Best for: RV owners requiring a balance of high power output, safety features, and remote start functionality.

    Not ideal for: Travelers seeking an ultra-lightweight or minimal setup for occasional, low-demand use.

    • Gasoline Peak Watts:6600
    • Gasoline Running Watts:5300
    • Propane Peak Watts:5900
    • Fuel Tank Capacity:4.7 gallons
    • Run Time:Up to 14.5 hours
    • Features:Automatic low oil shutdown, CO sensor, remote start
    Our verdict
    “This generator suits users who want powerful, safe backup power with remote convenience, accepting some weight and size tradeoffs.”
  6. DuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator with Remote Electric Start

    DuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator with Remote Electric Start

    Best Overall for Heavy Power Needs

    View Latest Price

    The DuroStar DS13000MX stands out as the most capable option in this lineup for whole-home backup or demanding RV setups, thanks to its impressive 13,000 peak watts and durable all-metal construction. Compared to the Westinghouse 14500 Peak Watt, it offers higher peak wattage, making it better suited for larger loads. However, its weight and size mean it’s less portable, which could be a drawback for frequent RV travelers. The electric start and CO safety alert add convenience and safety, but the larger fuel tank may require frequent refueling during extended outages. This pick makes the most sense for users prioritizing raw power and durability over portability or price.

    Pros:
    • Unmatched 13,000-watt peak output for large loads
    • Dual fuel capability for extended run times and fuel flexibility
    • Push-button electric start and CO safety alert for convenience and safety
    • All-metal construction ensures durability for long-term use
    Cons:
    • Heavy and cumbersome to transport or move frequently
    • Large fuel tank may require frequent refilling during extended use

    Best for: Individuals needing maximum power for large RV systems, home backup, or job sites where size and weight are less of an issue.

    Not ideal for: Owners seeking a lightweight, easily portable generator for casual RV trips or minimal backup needs.

    • Wattage:13,000 watts
    • Fuel Type:Gasoline and Propane
    • Power Source:Fuel Powered
    • Voltage:240 volts
    • Tank Volume:8.3 gallons
    • Engine Displacement:500 cc
    • Additional Features:CO Sensor, Dual Fuel, Electric Start, Low Oil Shutdown
    Our verdict
    “This generator is ideal for those who need serious power and durability, and are less concerned about portability.”
  7. Westinghouse 4650 Peak Watt Dual Fuel Portable Generator, RV Ready, Gas & Propane Powered

    Westinghouse 4650 Peak Watt Dual Fuel Portable Generator, RV Ready, Gas & Propane Powered

    Best Value for Compact Dual Fuel Power

    View Latest Price

    The Westinghouse 4650 offers a balanced mix of power and portability, providing up to 4650 peak watts and 3600 rated watts on gasoline, making it suitable for smaller RVs and outdoor use. Compared with the WEN 6800-Watt inverter, it has lower surge capacity but is lighter and easier to handle, making it more accessible for occasional use. Its 4-gallon tank supports runtime up to 14 hours, ideal for moderate trips or backup needs. While it lacks some advanced features like remote start, its safety features such as a CO sensor and low oil shutdown add peace of mind. This generator is a smart choice for budget-conscious buyers who want reliable power without excess bulk or cost.

    Pros:
    • Affordable price point with decent power output
    • Dual fuel capability for fuel flexibility and longer runtime
    • Long runtime of up to 14 hours on a single tank
    • Includes safety features like CO sensor and low oil shutdown
    Cons:
    • Limited surge capacity compared to larger models like the DuroMax XP13000EH
    • Requires some assembly and may have residual odors from factory testing

    Best for: Small to medium RV users or outdoor enthusiasts seeking a reliable, affordable dual fuel generator for moderate power needs.

    Not ideal for: Heavy-duty RV owners or those needing high surge wattage for large appliances or multiple electronics simultaneously.

    • Peak Watts:4650
    • Rated Watts:3600 (Gasoline), 3240 (Propane)
    • Fuel Tank Capacity:4 gallons
    • Run Time:Up to 14 hours
    • Engine:212cc Westinghouse 4-Stroke OHV
    • Outlets:One 5-20R 120V, One TT-30R 30A, One L5-30R 30A
    Our verdict
    “This generator fits well for users seeking a reliable, budget-friendly dual fuel option for smaller RVs and outdoor use.”
  8. WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator

    WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator

    Best for RVs and Sensitive Electronics

    View Latest Price

    The WEN 6800-Watt inverter provides a versatile power source for RVs and backup, with surge watts up to 6800 and rated watts around 5100 on gasoline. It excels in delivering cleaner, stable power suitable for sensitive electronics, a feature that sets it apart from traditional open-frame models like the DuroMax XP13000EH. Its dual fuel capability, safety features such as CO shutdown, and inclusion of multiple outlets—including USB ports—make it highly adaptable. However, its weight and complex setup may challenge first-time users, and portability can be an issue for frequent RV travelers. This model suits those needing quiet, stable power with extra safety features for delicate devices.

    Pros:
    • Dual-fuel flexibility with gasoline and propane
    • Clean, stable power suitable for sensitive electronics
    • Multiple outlets including USB ports for versatile device charging
    • Built-in safety features like CO shutdown
    Cons:
    • Relatively heavy and less ideal for frequent transport
    • Setup complexity for new users unfamiliar with inverter generators

    Best for: RV owners or campers who prioritize clean power for electronics and need a portable, inverter-style generator.

    Not ideal for: Users requiring maximum wattage for large appliances or heavy-duty power tools, as it offers less surge capacity than larger models.

    • Surge Watts:6800 (gasoline), 6000 (propane)
    • Rated Watts:5100 (gasoline), 4500 (propane)
    • Engine:224cc dual-fuel engine
    • Fuel shutoff:Yes
    • Receptacles:L14-30R 120V/240V, two 3-prong 120V, TT-30R RV, 12V DC, two USB ports
    • Warranty:3 years
    Our verdict
    “This inverter generator is best for RV owners needing quiet, stable power with safety features for electronics and portability for occasional trips.”
  9. Westinghouse 14500 Peak Watt Dual Fuel Portable Generator with Remote Electric Start

    Westinghouse 14500 Peak Watt Dual Fuel Portable Generator with Remote Electric Start

    Best for Large-Scale Backup with Remote Start

    View Latest Price

    The Westinghouse 14500 is designed for serious backup power, offering a peak of 14,500 watts and up to 19 hours of runtime, making it suitable for large homes or demanding RV setups. Its remote electric start and transfer switch compatibility streamline emergency power management, a step up from the manual start options like the WEN 6800. While its weight and size can limit portability, the extensive features and long runtime justify its use in stationary or semi-permanent backup scenarios. The inclusion of safety features such as GFCI outlets and low oil shutdown enhances its reliability. It’s best for users who prioritize high power and remote operation over portability.

    Pros:
    • Exceptional power output suitable for whole-house or large RV systems
    • Remote electric start adds convenience during emergencies
    • Long runtime of up to 19 hours supports extended outages
    • Transfer switch ready for seamless home connection
    Cons:
    • Heavy and less portable, requiring assistance to move
    • Higher cost due to advanced features and size

    Best for: Homeowners or RV users who need high wattage, remote starting, and long runtime for large appliances or whole-house backup.

    Not ideal for: Travelers requiring lightweight, easily portable generators for casual use, or those with limited space for larger units.

    • Peak Watts:14,500
    • Running Watts:11,500 (gasoline), 10,500 (propane)
    • Fuel Tank Capacity:9.5 gallons
    • Run Time:Up to 19 hours
    • Engine:550cc 4-Stroke OHV
    • Additional Features:Remote start, transfer switch compatibility, fuel gauge
    Our verdict
    “This generator is best suited for those needing high power, remote operation, and long runtime for substantial backup needs.”
  10. DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator

    DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator

    Best for Heavy-Duty, All-Purpose Backup

    View Latest Price

    The DuroMax XP13000EH combines high wattage with robust construction, offering 13,000 surge watts and 10,500 running watts, making it ideal for demanding RV setups, storm backup, or job sites. Its all-metal frame and transfer switch-ready outlets mirror the DuroStar DS13000MX, but with no mention of noise level, which could be a concern for quiet camping. While it’s a heavy and bulky option, its durability and power make it suitable for users who prioritize function over portability. Price and weight are tradeoffs, but for heavy-duty use, this generator provides reliable, high-capacity power.

    Pros:
    • High surge and rated wattage for large loads
    • Dual fuel for fuel choice and extended use
    • All-metal frame ensures durability
    • Transfer switch-ready for easy home integration
    Cons:
    • Heavy and difficult to transport regularly
    • Lack of noise level information may be a concern for quiet camping

    Best for: Heavy-duty users needing a durable, high-capacity generator for RV backup, storm prep, or construction sites where portability is less critical.

    Not ideal for: Casual campers or those seeking a lightweight, quiet generator for small RVs or frequent travel.

    • Power Output:13,000 watts (surge), 10,500 watts (running)
    • Fuel Type:Gasoline, Propane
    • Engine:500cc OHV
    • Outlets:2 120V GFCI protected outlets, transfer switch-ready
    • Construction:All-metal frame
    • Tires:No-flat tires
    Our verdict
    “This generator is best for users who need a tough, high-capacity unit for large-scale backup and are less concerned with portability or noise.”
best dual fuel generator for RV backup
What makes a great dual fuel generator for RV backup
1
Power Capacity and Wattage
Start by calculating your essential power needs, including appliances, electronics, and any additional devices.
2
Fuel Flexibility and Efficiency
Dual fuel capability provides the convenience of switching between gasoline and propane, which can be advantageous during long tri
3
Noise Levels and Portability
Quiet operation is particularly important if you plan to camp in shared spaces or need to run the generator overnight.
4
Ease of Use and Maintenance
Features like electric start and remote control significantly improve usability, especially for emergency situations or frequent u
How to choose your dual fuel generator for RV backup
1
How we picked
I evaluated each generator based on performance, including wattage capacity and runtime, to ensure they can reliably pow
2
Power Capacity and Wattage
Start by calculating your essential power needs, including appliances, electronics, and any additional devices.
3
Fuel Flexibility and Efficiency
Dual fuel capability provides the convenience of switching between gasoline and propane, which can be advantageous durin
4
Noise Levels and Portability
Quiet operation is particularly important if you plan to camp in shared spaces or need to run the generator overnight.
5
Ease of Use and Maintenance
Features like electric start and remote control significantly improve usability, especially for emergency situations or
Vetted dual fuel generator for RV backup ·
The best dual fuel generator for RV backup, compared
★ Winner WEN 4,750-Watt 120V/240V Dual
Best Overall Dual Fuel Generator for RV Backup
10compared
550cc 4-Stroke OHVtop engine
6run times

How We Picked

I evaluated each generator based on performance, including wattage capacity and runtime, to ensure they can reliably power RV essentials. Ease of use factors like electric and remote start, portability features, and maintenance requirements also played a key role. Build quality and durability were considered to ensure long-term reliability, especially in outdoor conditions. Value for money was assessed by comparing features relative to price, while versatility—such as dual fuel options—was prioritized for RV backup needs. The ranking reflects a balance of power, convenience, noise levels, and user-friendly features to identify the best overall options for RV owners.
Which dual fuel generator for RV backup fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Best Dual Fuel Generator For RV Backup

Choosing the best dual fuel generator for RV backup requires understanding key factors that affect performance, usability, and value. It’s important to consider your power needs, portability, and fuel flexibility to select a generator that complements your RV setup and travel style. Avoiding common mistakes, such as overestimating power requirements or ignoring noise levels, can prevent disappointment and ensure reliable backup power when needed.

Power Capacity and Wattage

Start by calculating your essential power needs, including appliances, electronics, and any additional devices. Larger RVs or full-time users often require generators with 10,000 watts or more, like the Westinghouse 14500 Watt model. However, oversizing can lead to unnecessary expense and noise, so aim for a unit that matches your typical load. Remember, the surge wattage at startup can be higher than running wattage, so choose a generator with a buffer to handle these peaks comfortably.

Fuel Flexibility and Efficiency

Dual fuel capability provides the convenience of switching between gasoline and propane, which can be advantageous during long trips or emergencies. However, not all models switch seamlessly or run equally efficiently on both fuels. Some generators are optimized for one fuel type, affecting runtime and performance. Consider how easy it is to change fuels and whether the generator maintains efficiency across both options to avoid unexpected fuel consumption or maintenance issues.

Noise Levels and Portability

Quiet operation is particularly important if you plan to camp in shared spaces or need to run the generator overnight. Inverter models tend to produce less noise, though they usually have lower wattage capacities. Portability features like wheels and handles are vital if you need to move the generator frequently; larger units, while powerful, can be cumbersome. Balance your power needs with portability to prevent frustration during setup or transport.

Ease of Use and Maintenance

Features like electric start and remote control significantly improve usability, especially for emergency situations or frequent use. Regular maintenance, including oil changes and spark plug checks, is essential for longevity. Choosing a model with accessible service points and clear instructions can save time and reduce frustration. Remember, a generator that’s difficult to maintain or operate can negate its convenience benefits over time.

Price and Value

While higher wattage and advanced features generally come at a premium, they often provide better reliability and longer lifespan. Budget models may suffice for occasional use but might lack durability or convenience features. Always compare the price against the included features and expected lifespan. Investing a bit more upfront can yield a more dependable backup generator that performs well under demanding conditions.

Frequently Asked Questions

Can I run my RV air conditioner on a dual fuel generator?

Running an RV air conditioner requires a generator with sufficient wattage capacity, typically 3000 watts or more. Many dual fuel generators, especially those in the 10,000+ watt range, are capable of powering the AC comfortably. Always check the starting wattage of your AC unit and compare it with the generator’s surge capacity. Using a generator that provides more than enough wattage ensures smoother operation and reduces the risk of overloads.

Is a quieter generator better for RV use?

Yes, quieter generators are generally better for RV use, especially if you camp in shared spaces or want to minimize disturbance. Inverter generators tend to produce less noise, making them ideal for overnight use or close quarters. However, they often have lower wattage capacities. If you need higher power, look for models that balance noise reduction with sufficient output to meet your RV’s needs.

How often should I perform maintenance on my dual fuel generator?

Regular maintenance depends on usage frequency and manufacturer recommendations but generally includes oil changes every 50-100 hours of operation, inspecting spark plugs, and cleaning or replacing filters. Running the generator periodically, even when not in use, can help keep it in good condition. Proper maintenance ensures reliability, extends lifespan, and keeps the generator running efficiently when you need it most.

Are inverter generators worth the extra cost for RV backup?

Inverter generators often cost more upfront but provide benefits like quieter operation, cleaner power suitable for sensitive electronics, and better fuel efficiency. For RV owners who prioritize comfort, noise reduction, and electronics safety, the investment can be justified. However, if your primary concern is powering large appliances or high wattage loads, a standard generator might offer more power for less money. Consider your specific needs before choosing.

What is the typical runtime of a dual fuel generator on propane and gasoline?

Runtime varies widely based on wattage output and fuel tank size. Generally, high-capacity models like the Westinghouse 14500 Watt can run for approximately 8-12 hours on a full tank of gasoline, with slightly shorter durations on propane. Smaller or inverter models may run longer on less fuel. Always check manufacturer specifications for exact runtimes and consider your typical usage patterns to select a generator that can handle your backup power needs without frequent refueling.

Conclusion

For most RV owners, the Westinghouse 14500 Peak Watt Dual Fuel Generator strikes an excellent balance of power, convenience, and reliability, making it the best overall choice. Budget-conscious travelers will appreciate the WEN 4,750-Watt Dual Fuel Generator for its affordability and decent performance. Those seeking premium features and maximum power should consider the DuroMax XP13000EH or the larger Westinghouse models. Beginners or casual users might find inverter options like the Westinghouse 5000 Peak Watt model easier to operate. Ultimately, your choice should match your RV size, typical power demands, and how often you’ll need backup power, ensuring you select a generator that keeps your travels smooth and stress-free.

Nothing in this article is financial or investment advice. Cryptocurrency and precious-metal investments carry significant risk — do your own research and consider a licensed advisor.
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