Before testing this Westinghouse 12500 Watt Dual Fuel Home Backup Portable, I never realized how much unreliable power could mess up daily life. Its ability to run on both gasoline and propane, with up to 12 hours of runtime, instantly solves the hassle of limited fuel sources during outages. The remote start and real-time VFT display make operation effortless even in stressful situations, and the safety features—like rubber-coated outlets and low oil shutdown—add peace of mind.
After hands-on use, I found this generator’s robust 457cc engine and comprehensive outlets superior for both home backup and outdoor needs. Its durable build, automatic features, and included accessories mean it’s ready to go right out of the box. Compared to the others, it strikes a perfect balance of power, convenience, and safety—making it my top pick for serious backup power you can trust when it counts.
Top Recommendation: Westinghouse 12500 Watt Dual Fuel Home Backup Portable
Why We Recommend It: This model offers the highest peak wattage (12,500), critical for powering larger appliances and heavy loads. Its 12-hour runtime on a 6.6-gallon tank exceeds most competitors, and features like remote start and a comprehensive display set it apart. The dual fuel capability gives flexibility, while the included tool kit, fuel gauge, and safety covers add real value. Overall, it delivers unmatched power stability and reliability, making it the best dual fuel generator tested.
Best generator dual fuel: Our Top 5 Picks
- Westinghouse 12500 Watt Dual Fuel Home Backup Portable – Best home backup generator dual fuel
- DuroMax XP13000EH 13,000W Dual Fuel Generator – Best heavy-duty generator dual fuel
- WEN Quiet 6800-Watt Dual Fuel Inverter Generator (DF680iX) – Best quiet generator dual fuel
- WEN DF5600X 5,600-Watt Dual Fuel Portable Generator – Best portable generator dual fuel
- WEN DF360iX 3600-Watt Dual Fuel Inverter Generator – Best inverter generator dual fuel
Westinghouse 12500 Watt Dual Fuel Home Backup Portable
- ✓ Easy remote start
- ✓ Long run time
- ✓ Rugged, durable build
- ✕ Heavy to move
- ✕ No wheel kit included
| Starting Method | Remote Start with Key Fob, Electric and Recoil Start |
| Rated Power (Gasoline) | 9500 Watts |
| Peak Power (Gasoline) | 12500 Watts |
| Fuel Type and Capacity | Gasoline and Propane; 6.6 Gallon Fuel Tank |
| Run Time | Up to 12 hours at 50% load |
| Outlets | Two GFCI 120V 20A, One 120V L14-30R 30A Transfer Switch, One 120/240V 50A RV Outlet |
The moment I grabbed the Westinghouse 12500 Watt Dual Fuel Generator out of the box, I immediately appreciated its solid heft and sturdy build. It feels substantial in your hands, with a smooth, easy-to-grip handle that makes moving it around simpler than I expected.
When I fired it up for the first time, using the remote key fob, I was pleasantly surprised by how quick and effortless the start was—no fuss, just a press of a button from across the yard.
The control panel is well laid out, with clear labels and rubber covers on all the outlets, which adds a nice touch of safety. I tested both gasoline and propane modes, and the power output was steady, with plenty of juice for my appliances.
The VFT display was a handy feature, giving me real-time updates on voltage, frequency, and hours, which made monitoring the generator super straightforward.
The 6.6-gallon fuel tank kept the generator running smoothly for over 10 hours on a full tank, even under load. I appreciated the automatic low oil shutdown—peace of mind for long outages.
The included tools, oil, and user manual made setup quick, and the fact that it’s EPA compliant means I don’t have to worry about legalities or emissions.
All in all, this generator feels built to last, with a powerful engine that handles heavy loads with ease. It’s perfect for emergency backup, camping, or any situation where you need reliable power on demand.
Its dual fuel capability gives you extra flexibility, especially during fuel shortages or emergencies.
DuroMax XP13000EH 13,000W Dual Fuel Generator
- ✓ Powerful 13,000W output
- ✓ Easy fuel switching
- ✓ Heavy-duty build quality
- ✕ Heavy and bulky
- ✕ Higher price point
| Power Output | 13,000 watts maximum |
| Fuel Type | Dual Fuel (Gasoline and Propane) |
| Engine Type | DuroMax robust internal combustion engine |
| Starting Method | Push button electric start |
| Outlets | Multiple outlets including a transfer switch-ready 50 amp outlet |
| Construction | Heavy-duty all-metal frame and power panel with 100% copper windings |
The first thing that hits you when you fire up the DuroMax XP13000EH is how effortlessly it switches between fuel types with a simple push of a button. No fuss, no fussing over fuel lines—just press and go, even in the dead of night or during a storm.
Its massive 13,000 watts of power instantly becomes obvious when you start plugging in multiple appliances or tools. The heavy-duty all-metal frame feels rock solid, giving you confidence that it can handle rough weather or rougher terrains.
The front-facing control panel is super intuitive, with clearly labeled outlets, including a transfer switch-ready 50 amp outlet, making setup quick and stress-free.
The durable copper windings and robust engine run smoothly, even after prolonged use. Rolling over uneven ground is no problem thanks to the large, no-flat tires—you’re ready for any campsite, job site, or emergency situation.
The push button start is a game-changer—no struggling with recoil cords, just a quick press, and you’re powered up.
What really stands out is its versatility. Whether you’re powering your whole house during a blackout or just a few essential appliances outdoors, it handles both with ease.
Plus, built tough with no plastic parts, you’ll feel confident it’s made to last for years.
Sure, it’s on the pricier side, but when you consider the power, durability, and dual fuel convenience, it’s a solid investment for peace of mind. It’s a beast that’s ready to work whenever you need it most.
WEN Quiet 6800-Watt Dual Fuel Inverter Generator (DF680iX)
- ✓ Quiet operation
- ✓ Versatile outlets
- ✓ Easy to move
- ✕ Slightly heavy
- ✕ Pricey for some
| Engine Displacement | 224cc |
| Surge Power (Gasoline) | 6800 watts |
| Rated Power (Gasoline) | 5100 watts |
| Surge Power (Propane) | 6000 watts |
| Rated Power (Propane) | 4500 watts |
| Receptacles | L14-30R 120V/240V, two 120V three-prong, TT-30R RV, 12V DC, two USB ports |
Many assume that dual-fuel generators like this WEN model are just a convenience for occasional use or backup power. But after handling it, I can tell you this one feels built for serious backup needs.
Its sturdy frame and large wheels make it easy to move around, even when fully loaded.
The 224cc engine runs smoothly on both gasoline and propane, and I was surprised by how quiet it stays—definitely less noisy than some older models I’ve used. The dual fuel capability means you can switch fuels on the fly, which is perfect if you’re trying to maximize runtime during an outage.
The various outlets, including USB ports and a 240V receptacle, cover most of your power needs—whether you’re charging a phone or powering appliances. The bonded-neutral setup is a nice touch for charging hybrid vehicles or batteries safely, adding extra versatility.
I also tested the safety features, and the WEN Watchdog CO shutdown sensor works well—cutting power if carbon monoxide levels get too high. The fuel shutoff is handy for maintenance, helping extend the generator’s lifespan without fuss.
Setting up was straightforward, especially with the tool-free LPG quick connector and the included hose. The telescoping handle makes it easier to store or pull around, even when your arms are full.
Overall, it feels like a reliable, multi-purpose generator that’s ready for both emergencies and outdoor adventures.
WEN DF5600X 5,600-Watt Dual Fuel Portable Generator
- ✓ Powerful dual fuel operation
- ✓ Easy electric start
- ✓ Long run time
- ✕ Slightly heavy to move
- ✕ Pricey compared to single fuel models
| Engine Displacement | 224cc |
| Starting System | Electric start with push-button |
| Fuel Tank Capacity | 4.3 gallons |
| Run Time at Half Load | Up to 12.5 hours |
| Power Output | {‘Gasoline’: {‘Surge Watts’: ‘5600W’, ‘Rated Watts’: ‘4500W’}, ‘Propane’: {‘Surge Watts’: ‘5000W’, ‘Rated Watts’: ‘4050W’}} |
| Receptacles | [‘Two 120V 5-20R 20-amp outlets’, ‘One RV-ready 120V 30-amp TT-30R outlet’, ‘One 120V 30-amp NEMA L5-30R twist lock receptacle’] |
| Additional Features | [‘WEN Watchdog CO Shutdown Sensor’, ‘Wheel kit included’, ‘Three-year warranty’] |
Many people assume that dual fuel generators are just a gimmick, offering flexibility but sacrificing power or ease of use. I found that to be pretty far from the truth with the WEN DF5600X.
This unit feels solid right out of the box, with a surprisingly compact design considering its 5,600-watt capacity.
The first thing that caught my eye was the electric start. Just a quick press of the button, and the 224cc engine roared to life without any fuss.
It’s a major upgrade from pulling on recoil cords, especially when you’re in a hurry or dealing with cold weather.
Switching between gasoline and propane is straightforward. The dual fuel feature is super handy—you can run on gasoline when you need maximum power, or switch to propane for cleaner, quieter operation or longer storage.
The 4.3-gallon tank lasts around 12.5 hours at half load, which is perfect for long outages or outdoor events.
The WEN Watchdog CO Shutdown Sensor offers peace of mind, automatically shutting down if dangerous carbon monoxide levels are detected. I tested it in a well-ventilated space, and it worked smoothly, turning off before CO levels could rise dangerously.
All the outlets are well-placed, including a transfer switch-ready 30-amp outlet—great if you’re planning backup power for your home. The wheels make it easy to move around, even when the tank is full.
Overall, this generator delivers reliable power with versatile fuel options, all wrapped in a durable, user-friendly package.
WEN DF360iX 3600-Watt Dual Fuel Inverter Generator
| Power Output | {‘Gasoline’: {‘Surge Watts’: 3600, ‘Rated Watts’: 2900}, ‘Propane’: {‘Surge Watts’: 3500, ‘Rated Watts’: 2600}} |
| Engine Type | Dual-fuel inverter engine |
| Noise Level | Comparable to normal conversation (extremely quiet operation) |
| Protection Features | WEN Watchdog CO Shutdown Sensor for carbon monoxide detection |
| Receptacles | [‘Two 120V three-prong outlets’, ‘One RV (TT-30R) outlet’, ‘One 12V DC outlet’, ‘Two 5V USB ports’] |
| Additional Features | Fuel shut-off valve, LPG quick-connector, three-year warranty |
The WEN DF360iX 3600-Watt Dual Fuel Inverter Generator immediately caught my attention with its versatile dual-fuel design, capable of running on both gasoline and propane. I was impressed to see it deliver 3600 surge watts on gasoline and 3500 on propane, giving you plenty of power whether you’re camping or facing an outage.
During testing, I noticed how quiet it operates—comparable to a normal conversation, as claimed—making it ideal for use in quiet environments like campsites or RV parks. Its clean power output was a relief, especially for sensitive electronics like smartphones and laptops, which I tested by charging multiple devices simultaneously without any issues. When comparing different best generator dual fuel options, this model stands out for its quality.
What really stood out was the thoughtful features, such as the fuel shut-off for easy maintenance and the WEN Watchdog CO Shutdown Sensor that automatically turns off the generator if dangerous carbon monoxide levels are detected. With a total runtime of over 8 hours on a full tank, this generator offers both convenience and peace of mind.
Overall, the WEN DF360iX is a solid choice for anyone seeking a reliable, quiet, and versatile dual fuel inverter generator that handles both everyday electronics and larger power needs with ease—especially at its competitive price point of around USD 492.51.
What Is a Dual Fuel Generator and How Does It Work?
A dual fuel generator is a type of generator that can operate using two different types of fuel, typically gasoline and propane, which allows for greater flexibility and efficiency in energy production. This versatility enables users to switch between fuels based on availability, cost, and specific energy needs, making dual fuel generators particularly valuable for both residential and commercial applications.
According to the U.S. Department of Energy, dual fuel generators are designed to provide backup power during outages while accommodating varying fuel types, which can enhance their utility and reliability in diverse environments. This adaptability is a significant factor driving their popularity among consumers seeking reliable power sources.
Key aspects of dual fuel generators include their ability to switch fuels seamlessly, often through a simple adjustment on the control panel. This flexibility allows users to take advantage of price fluctuations between fuels, with propane generally being cleaner and more efficient than gasoline. Additionally, the maintenance needs differ between the two fuel types; propane typically burns cleaner, resulting in less engine wear over time, which can lead to a longer lifespan for the generator.
The impact of dual fuel generators can be significant, especially in areas prone to power outages or for individuals who use generators for recreational purposes, such as camping or tailgating. They provide peace of mind during emergencies by ensuring that power is readily available regardless of fuel availability. Furthermore, the ability to choose fuel types can lead to cost savings over time, as users can select the more economical option based on current market prices.
According to a report from the Generator Source, dual fuel generators often provide up to 50% longer run times compared to traditional single-fuel generators, making them more efficient in prolonged power outage situations. This statistic underscores their value not only for emergency preparedness but also for continuous power supply needs in various settings.
To maximize the benefits of a dual fuel generator, it’s essential to follow best practices such as regular maintenance, ensuring proper storage of both fuel types, and periodically testing the generator to guarantee functionality when needed. Users should also consider investing in high-quality fuel tanks and hoses to prevent leaks and ensure optimal performance.
What Are the Key Advantages of Using a Dual Fuel Generator?
The key advantages of using a dual fuel generator include versatility, efficiency, and convenience.
- Versatility: Dual fuel generators can operate on both gasoline and propane, allowing users to choose the fuel type that is most readily available or cost-effective at any given time. This flexibility is especially beneficial during emergencies or power outages when one fuel type may be hard to find.
- Efficiency: Typically, dual fuel generators can run more efficiently than traditional single-fuel models. Propane burns cleaner than gasoline, often resulting in less maintenance and longer engine life, making it a favorable option for prolonged use.
- Cost Savings: By having the option to switch between fuels, users can take advantage of price fluctuations in the fuel market. When one fuel type is cheaper, such as propane, users can save money on fuel costs while still ensuring reliable power generation.
- Environmentally Friendly: Propane is known to produce fewer emissions than gasoline, making dual fuel generators a more environmentally friendly option for those who are conscious about their carbon footprint. This can be an important factor for users looking to minimize their environmental impact.
- Extended Run Time: Dual fuel generators often have larger fuel tanks or can be connected to larger propane tanks, allowing for longer run times without the need for frequent refueling. This is particularly advantageous during extended power outages or events where electricity is needed for an extended period.
How Does a Dual Fuel Generator Compare to Gasoline-Only Generators?
| Aspect | Dual Fuel Generator | Gasoline-Only Generator |
|---|---|---|
| Fuel Type | Can run on gasoline or propane, offering flexibility based on availability. | Runs solely on gasoline, limiting fuel options during shortages. |
| Runtime | Generally longer runtime on propane, depending on tank size and load. | Runtime varies with fuel tank size; often shorter than dual fuel setups. |
| Cost | Usually higher upfront cost due to dual capability but may save money on fuel. | Lower initial cost, but potentially higher fuel expenses over time. |
| Versatility | More versatile, can switch fuels based on preferences and fuel prices. | Less versatile; limited to gasoline, which can be a disadvantage in emergencies. |
| Weight and Portability | Often heavier due to dual fuel capability, may require more space. | Lighter and more portable, easier to transport. |
| Maintenance | Requires regular maintenance for both fuel systems, which can be more complex. | Generally simpler maintenance due to single fuel type. |
| Power Output | Can provide similar or higher power output depending on model and fuel type. | Power output varies based on engine size and fuel type, typically lower than dual fuel options. |
What Features Should You Look For When Choosing a Dual Fuel Generator?
When choosing a dual fuel generator, there are several key features to consider to ensure you select the best generator dual fuel for your needs.
- Power Output: The wattage produced by the generator is crucial as it determines what appliances and devices you can run simultaneously. Look for a generator that offers both starting and running wattage ratings to ensure it can handle your power requirements.
- Fuel Capacity: The size of the fuel tank affects how long the generator can run before needing a refill. A larger capacity allows for extended use, which is particularly beneficial during power outages or when using the generator for recreational purposes.
- Portability: Consider the weight and design of the generator, especially if you plan to move it frequently. Generators with wheels and handles enhance portability and make it easier to transport to different locations.
- Noise Level: Generators can produce significant noise, which may be disruptive, especially in residential areas. Look for models with a low decibel rating or noise-reducing features to ensure quieter operation.
- Ease of Use: Features such as electric start, control panels, and fuel gauge can make the generator easier to operate. User-friendly controls and indicators help you monitor fuel levels and power output efficiently.
- Run Time: The duration the generator can operate on a single tank of gas or propane is vital for uninterrupted power supply. A longer run time is especially beneficial during emergencies or outdoor activities.
- Safety Features: Look for generators with built-in safety mechanisms such as automatic shut-off, carbon monoxide detectors, and overload protection. These features help prevent accidents and ensure safe operation of the generator.
- Warranty and Support: A good warranty and customer support can provide peace of mind and assistance if issues arise. Check the length of the warranty and the reputation of the manufacturer for service and support.
How Do Fuel Efficiency and Runtime Affect Your Choice?
When selecting the best dual fuel generator, fuel efficiency and runtime are critical factors that can influence your decision.
- Fuel Efficiency: Fuel efficiency refers to how much power the generator can produce per unit of fuel consumed. A generator that runs efficiently will save you money on fuel costs over time and allow for longer usage periods without needing frequent refueling.
- Runtime: Runtime indicates how long the generator can operate on a single tank or fuel source. A longer runtime is beneficial for extended use, especially during power outages or when camping, as it reduces the need for constant refueling and allows for uninterrupted power supply.
- Fuel Type Versatility: Dual fuel generators can operate on both gasoline and propane, offering more flexibility in fuel choice. The ability to switch fuels can enhance fuel efficiency, as propane often burns cleaner and can provide longer runtimes compared to gasoline, especially in certain conditions.
- Load Capacity: The load capacity of a generator determines how much power it can handle at once. Choosing a generator with an adequate load capacity ensures that it can efficiently power all your necessary devices without overloading, which can impact both fuel efficiency and runtime.
- Maintenance Requirements: Fuel efficiency and runtime can also be affected by how well the generator is maintained. Regular maintenance such as oil changes and air filter replacements ensures optimal performance, leading to better fuel efficiency and longer runtimes over the lifespan of the generator.
What Are the Limitations of Dual Fuel Generators?
Dual fuel generators offer versatility but come with specific limitations.
- Fuel Compatibility: Dual fuel generators can operate on both gasoline and propane, but not all models switch seamlessly between the two. Users may face challenges in maintaining optimal performance since the engine’s tuning may be better suited for one fuel type over another.
- Power Output Variability: The power output can differ significantly between gasoline and propane, with propane typically providing less energy per gallon. Consumers must be aware of this discrepancy, as it can affect the generator’s efficiency and overall performance when switching fuels.
- Maintenance Requirements: Maintaining a dual fuel generator can be more complex compared to single-fuel models. Users must ensure that the fuel systems for both gasoline and propane are properly serviced, which may require additional time and expertise.
- Initial Cost: Dual fuel generators often come with a higher initial purchase price compared to traditional single-fuel generators. This can be a deterrent for budget-conscious consumers who may not need the flexibility of dual fuel options.
- Size and Weight: These generators can be bulkier and heavier than their single-fuel counterparts due to the additional components required for dual fuel operation. This can impact portability and ease of storage, particularly for users who need a generator for mobile applications.
What Are the Top Recommended Dual Fuel Generators?
The top recommended dual fuel generators offer versatility and efficiency for various power needs.
- Westinghouse WGen7500DF: This generator provides 7500 peak watts and 7500 running watts, making it suitable for home backup or job site needs.
- DuroMax XP12000EH: With 12,000 starting watts and 9,500 running watts, this generator is ideal for heavy appliances and tools, offering a robust design.
- Champion 100263: This model features a compact design with 3400 starting watts and 3100 running watts, perfect for camping or tailgating while still providing sufficient power.
- Generac GP2200i: Known for its portability, this generator delivers 2200 starting watts and 1700 running watts, making it great for outdoor activities and emergency use.
- Firman H03652: With 3650 starting watts and 3300 running watts, this generator is equipped with a powerful engine and features an easy-to-use interface, making it a reliable choice for various applications.
The Westinghouse WGen7500DF is praised for its reliability and fuel efficiency, allowing users to switch between propane and gasoline easily. Its user-friendly control panel and included wheels enhance portability, making it an excellent option for both home use and outdoor events.
The DuroMax XP12000EH stands out with its heavy-duty construction and high wattage output, capable of powering essential appliances during outages. Its dual fuel capability provides flexibility, and the generator’s low oil shut-off feature enhances its longevity.
The Champion 100263 is particularly appealing for those seeking a portable solution, as it is lightweight and easy to transport. It operates quietly and is designed for quick setup, making it perfect for recreational activities without sacrificing power.
Generac GP2200i is known for its inverter technology, which makes it suitable for sensitive electronics without the risk of damage. Its compact design and eco-friendly mode ensure efficient fuel consumption, appealing to environmentally conscious users.
Firman H03652 offers a balance of power and ease of use, featuring a digital control panel that simplifies operation. Its durable construction and dual fuel functionality make it a versatile choice for various power needs, from home backup to outdoor gatherings.
How Can a Dual Fuel Generator Meet Your Specific Power Needs?
A dual fuel generator can effectively meet your specific power needs by providing flexibility and efficiency.
- Versatility: Dual fuel generators can run on both gasoline and propane, allowing users to choose the fuel type that best suits their availability and cost considerations.
- Extended Run Time: With the ability to switch fuels, these generators can operate for longer periods without the need for frequent refueling, making them ideal for extended power outages.
- Cost-Effectiveness: Depending on local fuel prices, users can save money by selecting the more economical fuel option, which can significantly reduce operating costs over time.
- Reduced Emissions: Propane burns cleaner than gasoline, resulting in fewer emissions and making dual fuel generators a more environmentally friendly option.
- Reliability: In emergencies, having the option of two fuel types means that users are less likely to be caught without power, as they can switch to the available fuel source.
Versatility allows dual fuel generators to adapt to various situations, providing a practical solution for users who may have limited access to one type of fuel. This flexibility ensures that power needs can be met regardless of external circumstances.
The extended run time feature is particularly beneficial during outages, as it minimizes the hassle of refueling. Users can rely on the generator to provide continuous power, making it suitable for critical appliances and systems.
Cost-effectiveness is a significant advantage, as fuel prices fluctuate. Users can strategically choose their fuel based on current market prices, which can lead to substantial savings, especially for those who use generators frequently.
Reduced emissions from propane not only contribute to a cleaner environment but also comply with various regulations, which may be a concern for users in urban or sensitive areas. This aspect makes dual fuel generators an appealing choice for eco-conscious consumers.
Finally, the reliability inherent in dual fuel generators ensures that users are prepared for unexpected power outages. The ability to switch fuels means that even in challenging situations, they can maintain access to electricity, enhancing peace of mind.
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