10 Best Dual Fuel Inverter Generators 2026 in the United States
#1
Winner
DuroMax XP16000iH 16,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
The DuroMax XP16000iH is a powerful dual-fuel inverter generator offering 16,000 peak watts and 13,000 running watts, making it well-suited for whole home backup, job sites, or RV camping. Its ability to run on gasoline or propane provides flexibility, especially useful if one fuel type is unavailable. Inverter technology ensures clean and stable power, safe for sensitive electronics like TVs and computers.
Rating
10.0
Chosen by1,416
Power Output (Wattage)
Portability
Most important from
27 reviews
#2
Westinghouse 12000 Peak Watt Dual Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, Low THD - Safe for Electronics, Parallel Capable, CO Sensor
The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator offers a powerful and versatile solution for those looking for reliable backup power. With 9000 running watts on gasoline and 8100 running watts on propane, it delivers considerable power. The dual-fuel capability allows for flexibility in fuel choice, and the large 9.8-gallon tank ensures up to 17 hours of run time, making it suitable for long-term use.
Rating
8.5
Power Output (Wattage
Fuel Type and Capacity
Portability
Most important from
677 reviews
#3
DuroMax XP28000iH 28,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
The DuroMax XP28000iH is a powerful dual-fuel inverter generator delivering up to 28,000 watts, making it suitable for whole-home backup or heavy-duty residential and commercial use. Its dual fuel capability allows you to run it on gasoline or propane, offering flexibility based on fuel availability or preference. The inclusion of two 50 Amp outlets and compatibility with transfer switches means it can integrate smoothly with home electrical systems, which is a significant advantage for emergency preparedness.
Top 10 Best Dual Fuel Inverter Generators 2026 in the United States
#1
Winner
DuroMax XP16000iH 16,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP16000iH 16,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 16000W peak, 13000W running
Fuel Type and Capacity: Gasoline or Propane, 10.5 gal
Portability: Portable, 368 lbs
Run Time: 10 hours
Outlets and Connectivity: 3 outlets, Transfer switch ready
Safety Features: Low oil shutoff, CO sensor
Chosen by 1416 this week
Westinghouse 12000 Peak Watt Dual Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, Low THD - Safe for Electronics, Parallel Capable, CO Sensor
Westinghouse 12000 Peak Watt Dual Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, Low THD - Safe for Electronics, Parallel Capable, CO Sensor
Power Output (Wattage): 11000 Watts
Fuel Type and Capacity: LPG, 9.8 Gallons
Portability: 187.4 pounds
Run Time: 17 hours
Outlets and Connectivity: Two GFCI 120V outlets, transfer switch
Safety Features: Low oil shutdown, CO sensor
DuroMax XP28000iH 28,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP28000iH 28,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 28000 Watts
Fuel Type and Capacity: Gasoline or Propane
Outlets and Connectivity: Two 50 Amp outlets, transfer switch compatible
Safety Features: CO sensor, digital display
DuroMax XP15000HX 15,000-Watt Dual Fuel Portable Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP15000HX 15,000-Watt Dual Fuel Portable Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 15000 starting, 12000 running watts
Fuel Type and Capacity: Gasoline, Liquefied Petroleum Gas
Portability: 345 pounds, wheels and handle kit
Run Time: Varies by fuel and load
Outlets and Connectivity: 50 amp transfer switch-ready plug
Safety Features: CO Alert with automatic shutoff
Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Clean, Stable Power - CA Compliant - Great for Home Backup, Camping, and RV Use
Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Clean, Stable Power - CA Compliant - Great for Home Backup, Camping, and RV Use
Power Output (Wattage): 5200 watts
Fuel Type and Capacity: Gasoline, LPG; 0.6 Gallons
Portability: 107 Pounds
Outlets and Connectivity: 2 outlets, 2 USB, parallel support
Safety Features: CO Sensor, automatic shutoff
Related Products
Up to 36% off
DuroMax XP11000iH 11,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP11000iH 11,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 11000 watts
Fuel Type and Capacity: Gasoline, Propane
Portability: Portable
Outlets and Connectivity: Transfer switch-ready outlet
Safety Features: CO Alert, low oil shutoff
Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter EFI Generator, Remote Electric Start, Gas & Propane Powered, RV Ready, CO Sensor, Parallel Capable, CARB Compliant
Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter EFI Generator, Remote Electric Start, Gas & Propane Powered, RV Ready, CO Sensor, Parallel Capable, CARB Compliant
Power Output (Wattage): 5000 watts peak, 3900 watts running
Fuel Type and Capacity: Gasoline, LPG; 3.17 Gallons
Portability: 111 pounds, telescoping handle, durable wheels
Noise Level: 61 decibels
Run Time: Up to 12 hours quarter load
Outlets and Connectivity: 4 outlets, RV-ready TT-30R, USB
Safety Features: CO sensor, overload protection
Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Produces Clean, Stable Power - Great for Home Backup, Camping, and RV Use
Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Produces Clean, Stable Power - Great for Home Backup, Camping, and RV Use
Power Output (Wattage): 5200W starting, 3900W running
Fuel Type and Capacity: Gasoline, LPG; 0.6 Gallons
Portability: 107 Pounds
Run Time: 10 hours
Outlets and Connectivity: 2 AC, 2 USB ports
Safety Features: COsense sensor with auto shutdown
Generac 3,800-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Clean, Stable Power - Great for Home Backup, Camping, and RV Use
Generac 3,800-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Clean, Stable Power - Great for Home Backup, Camping, and RV Use
Power Output (Wattage): Starting 3800W, Running 3000W
Fuel Type and Capacity: Gasoline, LPG; 12 Liters
Portability: 107 Pounds
Outlets and Connectivity: 2x120V outlets, USB port
Safety Features: CO Sensor, Oil & Overload indicators
#10
Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator, Remote Electric Start, Gas & Propane Powered, RV Ready 30A Outlet, Parallel Capable, Blue/Black
Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator, Remote Electric Start, Gas & Propane Powered, RV Ready 30A Outlet, Parallel Capable, Blue/Black
Power Output (Wattage): 5000 Peak, 3900 Running
Fuel Type and Capacity: Gasoline, LPG, 3.4 Gallons
Portability: Telescoping handle, wheels
Noise Level: 52 dBA
Run Time: 18 hours
Outlets and Connectivity: 120V duplex, RV 30 Amp, USB
Safety Features: EPA compliant, electric start, propane regulator
How do we rank products for you?
Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.
Buying Guide for the Best Dual Fuel Inverter Generators
When choosing a dual-fuel inverter generator, it's important to consider your specific needs and how you plan to use the generator. Dual-fuel generators offer the flexibility of running on either gasoline or propane, which can be a significant advantage in various situations. Inverter technology ensures that the power output is stable and clean, making it safe for sensitive electronics. To make an informed decision, you should understand the key specifications and how they relate to your requirements.Power Output (Wattage)Power output, measured in watts, indicates how much electricity the generator can produce. This is crucial because it determines what appliances and devices you can run simultaneously. Generators typically have two wattage ratings: starting watts (surge watts) and running watts. Starting watts are higher and account for the initial power surge needed to start motor-driven appliances, while running watts are the continuous power the generator can supply. For light use, such as camping or tailgating, a generator with 1,000 to 2,000 running watts may suffice. For home backup or construction sites, you might need 3,000 to 7,000 running watts or more. Assess your power needs by listing the devices you plan to run and their wattage requirements.
Fuel Type and CapacityDual-fuel generators can run on either gasoline or propane, offering flexibility in fuel choice. Gasoline is widely available and provides higher power output, but it has a shorter shelf life and can be more volatile. Propane, on the other hand, burns cleaner, has a longer shelf life, and is safer to store. The fuel capacity of the generator's tank will determine how long it can run before needing a refill. For extended use, especially in emergencies, a larger fuel tank or the ability to connect to larger propane tanks can be beneficial. Consider your access to fuel sources and how long you need the generator to run without refueling.
PortabilityPortability is an important factor if you plan to move the generator frequently, such as for camping trips or job sites. This includes the generator's weight, size, and features like wheels and handles. Lightweight models (under 50 pounds) are easier to carry but may offer lower power output. Heavier models (over 100 pounds) often come with wheels and handles to facilitate movement. Consider how often and where you will transport the generator to determine the right balance between power output and portability.
Noise LevelNoise level, measured in decibels (dB), is an important consideration, especially if you plan to use the generator in a residential area or a campsite. Inverter generators are generally quieter than conventional generators. Noise levels can range from 50 dB (similar to a quiet conversation) to over 70 dB (equivalent to a vacuum cleaner). For camping or outdoor events, a quieter generator (under 60 dB) is preferable to avoid disturbing others. For construction sites or less noise-sensitive environments, a higher noise level may be acceptable.
Run TimeRun time refers to how long the generator can operate on a full tank of fuel at a specified load, usually 25% or 50% of its capacity. Longer run times mean fewer interruptions for refueling, which is particularly important during extended power outages or overnight use. Run times can vary widely, from a few hours to over 10 hours. Consider how long you need the generator to run continuously and choose a model that meets those needs without frequent refueling.
Outlets and ConnectivityThe number and types of outlets on a generator determine what devices you can connect. Common outlets include standard 120V household outlets, 240V outlets for larger appliances, and USB ports for charging electronics. Some models also offer RV-ready outlets or twist-lock outlets for secure connections. Ensure the generator has enough outlets and the right types for your intended use. For example, if you plan to power an RV, look for a model with an RV-ready outlet.
Safety FeaturesSafety features are crucial for protecting both the generator and the devices connected to it. Important safety features include overload protection, low-oil shutoff, and spark arrestors. Overload protection prevents the generator from being damaged by excessive loads. Low-oil shutoff automatically turns off the generator when oil levels are too low, preventing engine damage. Spark arrestors are essential for preventing fires, especially in wooded or dry areas. Choose a generator with robust safety features to ensure reliable and safe operation.