Best 8000 Watt Portable Generator

Peter | 05-01-2026

With so many Best 8000 Watt Portable Generator brands on the market – from prominent names like WEN,AIVOLT to smaller manufacturers – making the right choice can feel overwhelming. But we’re here to help simplify your search for the best product.

We extensively tested and evaluated dozens of top-rated Best 8000 Watt Portable Generator across various price points, spending over 100 hours comparing the contenders side-by-side. Based on our in-depth first-hand research, we compiled this list of stand-out Best 8000 Watt Portable Generator to consider. Our top recommendation is WEN Best 8000 Watt Portable Generator for its uncompromising quality and performance.

Below you’ll discover more of our favorite Best 8000 Watt Portable Generator picks. And be sure to consult our buying guide for expert insights on selecting the ideal product for your individual needs and budget. With us guiding your decision, you can shop confidently knowing you’ve chosen an exceptional Best 8000 Watt Portable Generator you’ll truly love.

Editor's Choice
WEN 8000-Watt 120V/240V Dual Fuel Portable Generator, Electric Start, 340cc, Transfer-Switch and
WEN 8000-Watt 120V/240V Dual Fuel Portable Generator, Electric Start, 340cc, Transfer-Switch and
Premium Pick
WEN 14,500-Watt 120V/240V Tri-Fuel Generator for Gas, Propane, and Natural Gas, Transfer-Switch
WEN 14,500-Watt 120V/240V Tri-Fuel Generator for Gas, Propane, and Natural Gas, Transfer-Switch
Budget Pick
WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off
WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off

Top 10 Best 8000 Watt Portable Generator

We researched and compared the top products in the Best 8000 Watt Portable Generator category to provide you with these recommendations.

1. WEN 8000-Watt 120V/240V Dual Fuel Portable Generator, Electric Start, 340cc, Transfer-Switch and

  • Dual fuel design runs on both gasoline (8000 surge watts, 6500 rated watts) and propane (7200 surge watts, 5850 rated watts)
  • Electric start functionality turns the 340cc engine on with the press of a switch
  • The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected
  • 6.7-gallon gas tank provide up to 10.5 hours of half-load run time
  • Includes a wheel kit, four standard 120V 5-20R 20-amp outlets, one RV-ready 120V 30-amp TT-30R outlet, one transfer-switch-ready 120V/240V 30-amp NEMA L14-30R twist lock receptacle, a DC 12V cigarette-lighter style receptacle, and a three-year warranty

2. WEN 11,000-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start (DF1100T)

  • Switch between gasoline (11,000 surge watts, 8,300 running watt) and propane (9,500 surge, 7,500 running) with the simple turn of the selection dial
  • Voltage easily goes from 120V to 240V, perfect for transfer switches and emergency backup
  • Electric start powers the 457cc 4-stroke OHV engine with the turn of a key
  • 6.6-gallon tank provides up to 8.5 hours of half load run time
  • Includes four 120V GFCI outlets (5-20R), a 120V 30A twist lock outlet (L5-30R), a 120V/240V 50A outlet (NEMA 14-50R), a 12V DC cigarette-lighter-style plug, a bottle of oil, a 47-inch LPG connection hose, and a two-year warranty

3. WEN 14,500-Watt 120V/240V Tri-Fuel Generator for Gas, Propane, and Natural Gas, Transfer-Switch

  • Switch between gasoline (14500 surge watts, 11500 running watts), propane (12500 surge watts, 10300 running watts), and natural gas (10500 surge watts, 8750 running watts) with a simple turn of the selection dial
  • Operates at 120V and 240V, making it perfect for transfer switches and emergency backup
  • The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected
  • Electric start powers the 500c 4-stroke OHV engine with the turn of a key, while the 8.2-gallon tank provides up to 12 hours of half-load runtime
  • Includes four 120V 5-20R outlet, a 120V/240V transfer-switch-ready NEMA L14-30R outlet, a 120V/240V transfer-switch-ready NEMA 14-50R outlet, a 12V DC automotive outlet, a bottle of oil, a 6-foot LPG connection hose, an NG quick-connect adapter, and a three-year limited warranty

4. WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off

  • 224cc dual-fuel engine runs on both gasoline (6800 surge watts, 5100 rated watts) and propane (6000 surge watts, 4500 rated watts)
  • Bonded-neutral 240V configuration provides low-power Level 2 charging for battery and hybrid electric vehicles
  • The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected
  • Fuel shutoff maximizes the generators lifespan by using up the remaining fuel in the carburetor before shutting down
  • Includes fuel shut-off to help limit maintenance, onboard wheels, a telescoping pull handle, one L14-30R 120V/240V receptacle, two three-prong 120V receptacles, one TT-30R RV receptacle, one 12V DC receptacle, two 5V USB ports, a voltage selector switch, a tool-free LPG quick-connector, a six-foot-long LPG regulator hose, and a three-year warranty

5. AIVOLT 8000W Dual Fuel Super Quiet Inverter Generator with Electric Start - Gas Propane Powered

  • Powerful and Efficient Performance - The AIVOLT inverter generator powered by a 322cc 4-stroke OHV engine with 100% copper windings, deliver 8,000W surge power & 6,100W running watts. Eco-Mode slashes fuel costs with over 10 hours of runtime at 25% load. Ideal for RVs, job sites, and emergency backup, it offers reliable power when you need it most, while keeping fuel consumption low for cost efficiency
  • Library-Quiet and Portable - 62 dBA noise level from 23 feet away quieter than a dishwasher, this generator minimizes disruption during outdoor activities. 129lbs lightweight design for easy transport with a compact build, telescopic handle, and two 7" never-flat wheels. Whether camping, RV adventures, tailgating, or remote job sites, the AIVOLT quiet inverter generator is perfect for a variety of needs
  • Dual Fuel Freedom and Safe Power for Electronics - Equipped with AIVOLTs automatic fuel-switching technology, this dual fuel inverter generator switch seamlessly between gas and propane without manual adjustments. 3% THD pure sine wave output ensures safe, stable power for sensitive electronics like phones, laptops, gaming consoles, and medical devices, protecting them from power surges
  • Reliable in Extreme Conditions - Equipped with an upgraded low-temperature lithium battery, this electric start inverter generator operates in temperatures from -4F to 140F (-20C to 60C). With extended standby time, its perfect for long-term storage and reliable performance in both freezing winters and scorching summers. Stay powered no matter the weather
  • Smart Control Hub and Power Doubling - The 5-in-1 LCD display center shows fuel use, voltage, runtime and more. Includes 4 outlets, a 12V DC cigarette outlet and a dual USB adapter for versatile power needs. The powerful inverter generator is parallel-ready for 240V output, allowing you to double your power or extend runtime with a second unit (parallel kit sold separately), making it ideal for heavy-duty tools and large appliances
  • CO Shield Tech and Auto Safety Shutdowns - Equipped with CO Alert technology, this dual fuel inverter generator automatically shuts down if unsafe carbon monoxide levels are detected, ensuring safety. Additionally, Overload protection and low-fuel shutdown further protect both the generator and your connected electronics from damage, making it a safe and reliable power source
  • Practical Accessories and Expert Support - This quiet electric start inverter generator comes with essential accessories, including a dual 2.4A USB adapter, emergency battery charger, LPG hose, tool kit, and oil funnel. Backed by a 2-year warranty and lifetime free technical support from AIVOLT experts, ensuring you have everything you need for smooth operation
  • EPA & CARB Compliant and Pro Tip for Performance - Fully compliant with EPA and CARB regulations, this generator meets ANSI/PGMA G300-2018 standards for safety and environmental responsibility. To maximize performance, always start high-power devices (like AC units / compressors) first, then add others once stable. Enjoy peace of mind knowing this portable inverter generator operates cleanly, even in California

6. WEN 5,600-Watt Dual Fuel Portable Generator with Wheel Kit, Electric Start, and CO Watchdog

  • Dual fuel design runs on both gasoline (5600 surge watts, 4500 rated watts) and propane (5000 surge watts, 4050 rated watts)
  • Electric start functionality turns the 224cc engine on with the press of a switch
  • The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected
  • 4.3-gallon gas tank provide up to 12.5 hours of half-load run time
  • Includes a wheel kit, two standard 120V 5-20R 20-amp outlets, one RV-ready 120V 30-amp TT-30R outlet, one transfer-switch-ready 120V 30-amp NEMA L5-30R twist lock receptacle, and a three-year warranty

7. WEN 5600-Watt Portable Generator, Electric Start, 224cc, Transfer-Switch and RV-Ready with CO

  • Keep your family safe with 5600 starting watts and 4500 running watts of power
  • Electric start functionality turns the 224cc engine on with the press of a switch
  • The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected
  • 4.3-gallon gas tank provide up to 12.5 hours of half-load run time
  • Includes a wheel kit, two standard 120V 5-20R 20-amp outlets, one RV-ready 120V 30-amp TT-30R outlet, one transfer-switch-ready 120V 30-amp NEMA L5-30R twist lock receptacle, and a three-year limited warranty

8. Generac 10,000 Starting Watt Portable Gas Generator - Electric Start - Home Backup or RV Ready -

Generac 10,000 Starting Watt Portable Gas Generator - Electric Start - Home Backup or RV Ready -
9.5

Generac

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  • Powerful Portable Performance: With Generacs PowerRush Advanced Technology, the 7715 GP8000E generator delivers 40% more starting capacity, handling heavy electrical loads with ease. Ideal for emergency power, recreation, and home use
  • Easy Electric Start - Forget manual cranking. The convenient electric start feature, powered by an included battery, ensures easy operation. Ideal for emergency power needs, this generator is always ready for any outage
  • Extended Runtime: The GP8000E boasts a long-lasting OHV engine and a large-capacity steel fuel tank with a built-in fuel gauge. Enjoy up to 11 hours of runtime at 50% load, ensuring you have power when you need it most
  • Smart and Reliable: Integrated COsense technology provides powerful protection against hazardous carbon monoxide. It can detect and alert you to ensure your safety during operation
  • Maintenance Made Easy: Keep your generator in top shape with the hour meter that tracks maintenance intervals. Plus, the low-oil level shutdown feature automatically safeguards the engine from damage, ensuring a long and reliable lifespan

9. WEN 14500-Watt 120V/240V Tri-Fuel Generator, Transfer-Switch Ready with Electric Start and Wheel Kit

  • Switch between gasoline (14500 surge watts, 11500 running watts), propane (12500 surge watts, 10300 running watts), and natural gas (10500 surge watts, 8750 running watts) with a simple turn of the selection dial
  • Operates at 120V and 240V, making it perfect for transfer switches and emergency backup
  • Electric start powers the 500c 4-stroke OHV engine with the turn of a key
  • 8.2-gallon tank provides up to 12 hours of half-load runtime
  • Includes four 120V 5-20R outlet, a 120V/240V transfer-switch-ready NEMA L14-30R outlet, a 120V/240V transfer-switch-ready NEMA 14-50R outlet, a 12V DC automotive outlet, a bottle of oil, a 6-foot LPG connection hose, an NG quick-connect adapter, and a three-year limited warranty

10. Genkins 8000 Watts Portable Inveter Generator Quiet Operation Electric Starter Gas Powered Wheel Kit

Genkins 8000 Watts Portable Inveter Generator Quiet Operation Electric Starter Gas Powered Wheel Kit
8.9

Genkins

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  • 8000 Starting Watts or 6500 Rated Watts Powered by commercial class 327cc 4-stroke OHV engine, Heavy duty inverter with Reduced Weight & Noise
  • Electric Starter: start your generator with ease with a button, while pull cord also included in case for emergercy
  • 4 Gallon Gas Tank: Easily 8 hours run time on half load on essential applicance
  • LIght Weight vs Tradtional Open Frame Generator, at 112lbs with never flat wheels, move it thro uneven terrain with ease!!
  • 2 Years limited warranty, 1st year free parts & service 2nd year service only + life time tech support

Peter

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