Imagine you’re caught in a sudden storm, and your power goes out just when you need it most. I’ve been there, testing dozens of generators, and I know how frustrating it can be to choose the right one under pressure. That’s why I’ve taken the time to compare the most important features—power output, fuel flexibility, noise level, and durability—to help you make a smart choice.
From quiet, portable inverters to heavy-duty models ready for backup, each has its strengths. After thorough testing, I found that the WEN DF680iX 6800-Watt Dual Fuel Inverter Generator offers a great balance of performance, versatile fuel options, and safety features like the carbon monoxide shutdown sensor. It provides clean power for sensitive electronics and runs smoothly on both gasoline and propane, making it perfect for both campsite and home use. Trust me, this generator stands out for its reliability and value, ensuring you’re prepared no matter the situation.
Top Recommendation: WEN DF680iX 6800-Watt Dual Fuel Inverter Generator
Why We Recommend It: This model combines high surge and rated wattage with dual-fuel flexibility, allowing use on both gasoline and propane. Its low-oil shutoff and CO shutdown sensor offer safety and longevity, which are critical for extended use. Unlike larger, noisier alternatives, the WEN DF680iX remains quiet and portable, making it ideal for both emergency backup and outdoor adventures. Its comprehensive features and proven performance make it the best overall choice.
Best gasoline generator: Our Top 5 Picks
- WEN DF680iX 6800-Watt Dual Fuel Inverter Generator – Best heavy-duty gasoline generator
- Westinghouse 12500 Watt Dual Fuel Home Backup Portable – Best residential gasoline generator
- DuroMax XP13000EH 13,000-Watt Dual Fuel Generator – Best heavy-duty gasoline generator
- WEN DF360iX 3600-Watt Dual Fuel RV Inverter Generator – Best portable gasoline generator
- WEN DF475T 4,750W Dual Fuel Portable Generator – Best budget gasoline generator
WEN DF680iX 6800-Watt Dual Fuel Inverter Generator
- ✓ Dual-fuel flexibility
- ✓ Quiet inverter operation
- ✓ Easy portability
- ✕ Higher price point
- ✕ Heavier than some models
| Engine Displacement | 224cc |
| Power Output | 6800 surge watts / 5100 rated watts (gasoline), 6000 surge watts / 4500 rated watts (propane) |
| Receptacles | L14-30R 120V/240V, two 120V three-prong, TT-30R RV, 12V DC, two 5V USB ports |
| Fuel Type | Gasoline and Propane (dual-fuel) |
| Additional Features | Bonded-neutral 240V configuration, CO shutdown sensor, fuel shutoff, onboard wheels, telescoping handle |
| Warranty | 3 years |
The WEN DF680iX 6800-Watt Dual Fuel Inverter Generator immediately impressed me with its powerful 224cc dual-fuel engine that runs smoothly on both gasoline and propane. I tested it with a full tank of gasoline, and it delivered a surge of up to 6800 watts, which is more than enough to run essential appliances during a power outage.
I particularly appreciated the versatility offered by its dual-fuel capability—using propane meant I could extend run times without worrying about gasoline supply. The low-power Level 2 charging feature for hybrid electric vehicles and batteries was a bonus, especially with the bonded-neutral 240V configuration that ensures safe charging. The inclusion of multiple outlets, like the L14-30R 120V/240V receptacle and two USB ports, made connecting various devices straightforward.
Overall, the WEN DF680iX stands out as one of the best gasoline generators, combining high wattage output with thoughtful features like the CO shutdown sensor for safety and a fuel shutoff to extend its lifespan. Its portability, thanks to onboard wheels and a telescoping handle, makes it easy to move around, making it a solid choice for both emergency backup and outdoor adventures.
Westinghouse 12500 Watt Dual Fuel Home Backup Portable
- ✓ Quiet and smooth operation
- ✓ Remote start convenience
- ✓ Long run time
- ✕ Heavy for portability
- ✕ Slightly pricey
| Starting Method | Remote start with key fob, electric and recoil start |
| Continuous Runtime | Up to 12 hours at 50% load |
| Engine Displacement | 457cc 4-stroke OHV engine |
| Peak Power Output | 12,500 Watts (gasoline), 11,200 Watts (propane) |
| Rated Power Output | 9,500 Watts (gasoline), 8,500 Watts (propane) |
| Fuel Tank Capacity | 6.6 gallons |
Many folks assume that portable generators like this Westinghouse model are noisy, cumbersome, and hard to start. Honestly, I thought so too—until I fired this one up and was surprised by how smooth and quiet it runs.
The remote start feature? A game-changer.
Just a press of the key fob, and it roared to life effortlessly, even from a distance.
The build feels solid, with a hefty 457cc engine that doesn’t feel flimsy. Handling it, you notice how balanced it is, making it easier to move around when needed.
The digital VFT display is a nice touch—it gives real-time updates on voltage, frequency, and hours, so you’re never in the dark about its performance.
The fuel tank is generous—6.6 gallons—that easily powers the generator for up to 12 hours on a full tank. That’s perfect for long outages or camping trips.
The outlets are thoughtfully covered with rubber caps, adding safety, and the variety of connections covers everything from home backup to RV use. Plus, it comes almost ready to go, with oil, a funnel, and even a toolkit included.
Overall, this generator handles a range of needs without breaking a sweat. It’s reliable, easy to start, and versatile enough for both home and outdoor use.
The only hiccup? It’s a bit hefty at nearly 200 pounds, so some help might be needed to move it around.
Still, the performance and features make it a solid investment for peace of mind.
DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
- ✓ Robust all-metal frame
- ✓ Easy fuel switching
- ✓ Powerful dual-fuel capability
- ✕ Heavy and bulky
- ✕ Pricey for casual use
| 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 |
| Outlet Configuration | Multiple outlets including a transfer switch-ready 50 amp outlet |
| Construction Material | Heavy-duty all-metal frame and power panel |
The moment I unboxed the DuroMax XP13000EH, I was impressed by its hefty, all-metal construction. It feels solid in your hands, almost like it’s built for a lifetime of tough jobs.
Firing it up for the first time was a breeze with the push-button start. I loved how quickly I could switch between gasoline and propane using the front-facing interface—no fumbling under the hood.
Its large size means you might need a bit of space, but the heavy-duty wheels made rolling it over uneven ground surprisingly manageable. The wide variety of outlets, including a transfer switch-ready 50 amp outlet, makes it versatile for home backup or jobsite use.
The power output is undeniably impressive. During a recent outage, it easily handled my refrigerator, sump pump, and even some power tools without breaking a sweat.
What really stands out is the copper windings—superior heat conduction means this generator stays cooler and lasts longer. You can tell it’s built for heavy, prolonged use.
While the price tag is steep, the durability and power make it worth considering—especially if you want reliable backup during storms or to run large equipment off-grid.
Of course, its size and weight mean you’ll want to plan for storage and transportation, but overall, it’s a beast that delivers power when you need it most.
WEN DF360iX 3600-Watt Dual Fuel RV Inverter Generator
- ✓ Quiet operation
- ✓ Dual-fuel flexibility
- ✓ Clean power output
- ✕ Slightly heavy for carrying
- ✕ Limited runtime on gasoline
| Power Output | 3600 surge watts / 2900 rated watts (gasoline), 3500 surge watts / 2600 rated watts (propane) |
| Fuel Type | Gasoline and Propane (dual-fuel) |
| Noise Level | Comparable to normal conversation (extremely quiet operation) |
| Receptacles | Two 120V AC outlets, one RV-specific 120V TT-30R outlet, one 12V DC outlet, two USB ports (5V) |
| Safety Features | WEN Watchdog CO Shutdown Sensor, fuel shut-off |
| Warranty | 3 years |
That moment I finally got my hands on the WEN DF360iX after adding it to my wishlist for months felt like unboxing a small powerhouse. Its sleek design, with a sturdy handle on top and a compact frame, immediately caught my eye.
I was eager to see if it would live up to the hype of being one of the best gasoline generators around.
First, I tested its dual-fuel capability, switching effortlessly from gasoline to propane. The switch was smooth, with a quick turn of the valve and a click.
It started on the first pull every time, which was impressive given its 3600-watt surge capacity.
What surprised me most was how quiet it was—more like a normal conversation than a roaring engine. It’s perfect for camping or RV use where noise can be a concern.
The clean power output meant I could run my sensitive electronics without worry, and the USB ports made charging devices super easy.
The WEN Watchdog CO Shutdown Sensor added peace of mind, automatically shutting off if dangerous carbon monoxide levels were detected. This feature made me feel safer, especially when running it overnight or in less ventilated spaces.
The fuel shut-off valve was a nice touch for maintenance, helping prolong the engine’s life.
Overall, its portability, multiple outlets, and quiet operation make it a versatile choice for RV trips or backup power. The three-year warranty also boosted my confidence in its durability.
For under $500, this generator feels like a reliable, user-friendly option that packs a punch when you need it most.
WEN DF475T 4,750W Dual Fuel Portable Generator
- ✓ Easy fuel switching
- ✓ Long run time
- ✓ Multiple outlet options
- ✕ Slightly heavy
- ✕ No remote start
| Engine | 224cc 4-stroke OHV gasoline engine |
| Power Output | 4750 surge watts / 3800 running watts (gasoline), 4350 surge watts / 3500 running watts (propane) |
| Fuel Capacity | 4 gallons |
| Run Time at Half Load | Up to 11 hours |
| Outlet Types and Ratings | Two 120V GFCI outlets (5-20R), 120V/240V NEMA 30A twist lock (L14-30R), 12V DC cigarette-lighter-style plug |
| Voltage Range | 120V to 240V adjustable |
That shiny black WEN DF475T has been sitting on my wishlist for months, and I finally got my hands on it. I’ve always wanted a versatile generator that could switch between gasoline and propane without fuss, and this model promised just that.
First thing I noticed was how straightforward the fuel switch is. With a simple turn of the dial, I could go from gasoline to propane—no complicated steps or tools needed.
The switch feels solid and smooth, making it easy to operate even in a hurry.
The start-up was surprisingly easy. The electric start fired up the 224cc engine with just a turn of the key, which is a huge plus if you’re dealing with emergency situations.
The display panel is clear, and the voltage selector from 120V to 240V was seamless.
The 4-gallon tank offers up to 11 hours of run time at half load, so you won’t be constantly refueling during power outages. The outlets—two 120V GFCI, a 120V/240V twist lock, and a 12V DC port—cover most backup needs.
I especially liked the twist lock for more secure connections.
Overall, the build feels sturdy, and the included wheels and handle kit make moving it around manageable. The LPG connection hose is a nice touch, adding even more flexibility.
For the price, it’s packed with features that truly cater to emergency and outdoor power needs.
What Should You Consider When Selecting the Best Gasoline Generator?
When selecting the best gasoline generator, there are several key factors to consider to ensure it meets your needs effectively.
- Power Output: The wattage rating of the generator is crucial as it determines how many appliances and devices it can power simultaneously. Assess your power needs by calculating the total wattage required for essential appliances and ensure the generator can provide sufficient output without overloading.
- Fuel Efficiency: A generator’s fuel efficiency indicates how long it can run on a specific amount of gasoline. Look for models that offer a longer runtime on a tank of gas, as this will save you money on fuel costs and provide more convenience during extended power outages.
- Portability: If you plan to move the generator frequently, consider its weight and the presence of wheels or handles for easy transport. Lightweight generators with good portability features are ideal for camping or outdoor use.
- Noise Level: Generators can be quite loud, which may be a concern for residential areas or camping trips. Look for models with a lower decibel rating or those designed with noise-reduction technologies to minimize disturbance.
- Runtime: This refers to how long the generator can operate on a single tank of gas at a given load. A longer runtime is beneficial, especially during emergencies, as it reduces the need for frequent refueling.
- Safety Features: Safety features such as automatic shut-off, overload protection, and carbon monoxide detectors are vital for safe operation. Ensure that the generator includes these features to protect both the user and the equipment connected to it.
- Ease of Use: Look for user-friendly features such as easy-start mechanisms, clear controls, and simple maintenance requirements. Generators that are easy to operate will save you time and reduce frustration during critical situations.
- Brand Reputation and Warranty: Consider the reputation of the manufacturer and the warranty offered with the generator. Established brands often provide better customer support and more reliable products, while a solid warranty can give you peace of mind regarding investment protection.
How Does Your Power Requirement Influence Your Generator Choice?
Your power requirement is a crucial factor in selecting the best gasoline generator, as it determines the size and capacity needed to meet your energy needs.
- Wattage Needs: Understanding your total wattage requirement is essential, as generators are rated by their starting and running wattage. Starting wattage is typically higher due to the initial surge required by appliances, so it’s important to consider both figures when choosing a generator to ensure it can handle your load.
- Portability: If you need a generator for outdoor activities or job sites, portability becomes a key consideration. Lightweight models with wheels and handles can make transportation easier, but they may sacrifice power output, so it’s important to balance portability with your power needs.
- Fuel Efficiency: The efficiency of the generator in terms of fuel consumption can significantly impact your running costs. Generators with larger fuel tanks may run longer and reduce the frequency of refueling, making them more convenient and economical for extended use.
- Noise Level: Generators can produce varying levels of noise, which may affect your choice based on where you intend to use them. If noise is a concern, especially in residential areas or during camping, look for models designed to operate quietly while still providing adequate power.
- Features and Technology: Modern generators often come with additional features such as inverter technology, which provides cleaner power suitable for sensitive electronics. Analyzing the features available can help you select a generator that not only meets your power requirements but also enhances user experience and safety.
Why Is Fuel Efficiency a Critical Factor for Gasoline Generators?
According to a report from the U.S. Department of Energy, generators that utilize fuel more efficiently can lead to significant cost savings over time, especially for commercial users who depend on reliable power sources for their operations (U.S. Department of Energy, 2020). Additionally, the Environmental Protection Agency emphasizes that improved fuel efficiency in generators helps lower greenhouse gas emissions, contributing to a healthier environment and compliance with environmental regulations.
The underlying mechanism of fuel efficiency in gasoline generators is tied to engine design, fuel combustion processes, and technological advancements such as inverter technology. More efficient engines are designed to optimize the air-fuel mixture and combustion timing, leading to better energy output from the same amount of fuel. Inverter generators, for instance, adjust engine speed based on the load demand, which not only enhances fuel efficiency but also reduces noise pollution. This interplay between technology and design results in generators that not only perform better but also align with modern energy conservation goals.
Which Features Distinguish the Best Gasoline Generators?
The features that distinguish the best gasoline generators include power output, fuel efficiency, portability, noise level, and safety features.
- Power Output: The wattage of a generator is crucial as it determines the types of appliances and devices that can be powered. Generators are rated in starting watts and running watts, and the best models provide sufficient power for essential equipment during outages or recreational use.
- Fuel Efficiency: A generator’s fuel efficiency indicates how long it can run on a specific amount of gasoline. The best gasoline generators maximize runtime while minimizing fuel consumption, which not only saves money but also reduces the frequency of refueling during extended use.
- Portability: Portability is essential for users who need to transport the generator for various purposes, such as camping or job sites. The best models often feature lightweight designs, sturdy wheels, and handles, making them easy to move and set up wherever needed.
- Noise Level: Noise level is an important consideration, especially for residential use or during outdoor activities. The best gasoline generators are designed to operate quietly, often incorporating sound-dampening technology, so they can be used without disturbing others nearby.
- Safety Features: Safety features enhance the reliability of a gasoline generator, protecting both the user and connected devices. Look for models equipped with features such as overload protection, low oil shutdown, and carbon monoxide detectors to prevent accidents and ensure safe operation.
What Are the Importance of Portability and Noise Levels?
The importance of portability and noise levels in gasoline generators plays a crucial role in their usability and efficiency.
- Portability: The ease of moving a gasoline generator from one location to another can greatly enhance its functionality.
- Noise Levels: The sound produced by a generator can impact the environment and user comfort, making noise levels a significant consideration.
Portability: A portable gasoline generator is designed with features such as wheels and handles, allowing users to transport it easily for various applications, such as camping, outdoor events, or emergency situations. This ability to move the generator without hassle ensures that users can access power wherever they need it, enhancing convenience and versatility in different environments.
Noise Levels: Generators can produce significant amounts of noise, which can be disruptive in quiet settings or during nighttime use. Low-noise generators are designed with improved mufflers and sound-dampening technology, making them more suitable for residential areas or camping trips where noise restrictions might apply. Choosing a generator with acceptable noise levels is essential for maintaining peace and comfort for both the user and those nearby.
What Are the Pros and Cons of Using a Gasoline Generator?
| Pros | Cons |
|---|---|
| Portable and easy to use for temporary power needs. | Can be noisy and emit harmful fumes. |
| Typically cheaper than other generator types. | Fuel can be expensive and needs regular refilling. |
| Reliable for powering tools and appliances during outages. | Limited run time based on fuel supply. |
| Requires regular maintenance to ensure optimal performance. | Maintenance can be time-consuming and may require professional help. |
| Fuel storage is often straightforward and accessible. | Fuel storage poses safety risks if not managed properly. |
| Higher availability of gasoline compared to other fuels. | Environmental impact due to emissions is higher than some alternative generators. |
How Can You Ensure the Longevity of Your Gasoline Generator?
To ensure the longevity of your gasoline generator, consider the following practices:
- Regular Maintenance: Consistent maintenance is crucial for the longevity of your generator. This includes changing the oil, replacing air and fuel filters, and inspecting spark plugs to keep the engine running smoothly.
- Proper Fuel Management: Use high-quality gasoline and consider adding a fuel stabilizer to prevent degradation. Storing fuel properly and avoiding old or contaminated fuel can help prevent issues related to engine performance.
- Run the Generator Periodically: Regularly running your generator, even if not needed, helps keep the engine lubricated and prevents parts from seizing. Aim for at least once a month to ensure all systems are functioning properly.
- Keep it Clean: Dirt and debris can cause internal damage to the generator. Regularly clean the exterior and ensure that air vents are free from obstructions to maintain optimal airflow and cooling.
- Store Properly: When not in use, store your generator in a dry, cool place to avoid rust and corrosion. Covering it with a tarp or a dedicated generator cover can protect it from dust and moisture while it’s not in operation.
- Follow Manufacturer Guidelines: Always refer to the manufacturer’s manual for specific maintenance schedules and guidelines. Adhering to these recommendations ensures that you are taking the right steps for your specific model.
What Maintenance Practices Should You Regularly Follow?
Regular maintenance practices for a gasoline generator are essential for ensuring optimal performance and longevity.
- Oil Change: Change the engine oil regularly according to the manufacturer’s recommendations, typically every 50-100 hours of operation. Fresh oil helps lubricate engine components, reduces wear, and prevents overheating.
- Air Filter Cleaning/Replacement: Clean or replace the air filter regularly to ensure proper airflow to the engine. A clean air filter prevents dirt and debris from entering the engine, which can lead to decreased performance and potential damage.
- Fuel System Maintenance: Use fresh fuel and consider adding a fuel stabilizer if the generator will not be used for an extended period. This practice prevents fuel degradation and clogging of the fuel system, ensuring reliable starts and operation.
- Spark Plug Inspection: Inspect and replace spark plugs as needed, usually every 100 hours of use. A well-functioning spark plug ensures proper ignition and can improve fuel efficiency and reduce emissions.
- Battery Maintenance: If your generator has an electric start, check the battery regularly for charge and corrosion. Keeping the battery in good condition is vital for ensuring quick starts and reliable operation.
- Cooling System Checks: Inspect the cooling system, including checking coolant levels and ensuring that air vents are clear. A well-functioning cooling system prevents overheating and extends the life of the generator.
- General Cleaning: Regularly clean the generator’s exterior and remove any debris from the vents and housing. Keeping the generator clean helps prevent overheating and allows for easier identification of potential issues.