Best Fuel Efficient Portable Generator 2024 - Top 10 Picks

This is the ultimate buyer's guide to finding the right fuel efficient portable generator to suit your needs. We review the 10 best fuel efficient portable generator on the market so you know that your next decision will be a smart one!

When you're trying to select the good fuel efficient portable generator, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching fuel efficient portable generator.

You don't have to try out every fuel efficient portable generator to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best fuel efficient portable generator to be Westinghouse Outdoor Power Equipment 4500 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable. There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is WEN 56380i Super Quiet 3800-Watt RV-Ready Portable Inverter Generator with Fuel Shut-Off and Electric Start.

Choosing the fuel efficient portable generator can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated fuel efficient portable generator. The following products are some of the best you can get right now.

List of Top 10 Fuel Efficient Portable Generator

Review of Best Fuel Efficient Portable Generator

1. Westinghouse Outdoor Power Equipment 4500 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable

  • 4500 Peak Watts and 3700 Rated Watts at Less Than 3% THD; Telescoping Handle; Gas Powered; Remote Start With Included Key Fob, Electric and Recoil Start
  • Features a 5–20R 120V Duplex Household Outlet, an RV-Ready Tt-30R 30 Amp Outlet and Two USB Outlets – Great Choice for Travel Trailers or Home Use – Strong Enough to Run All Your Essentials
  • Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, Voltage Output, and Lifetime Hours
  • Extremely Quiet, Extremely Fuel Efficient: as Low as 52 dBA Noise Output and Up to 18 Hour Run Time on a 3. 4 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency
  • All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network

2. WEN 56380i Super Quiet 3800-Watt RV-Ready Portable Inverter Generator with Fuel Shut-Off and Electric Start

  • Dimensions: 23.2" L x 18" W x 20.1" H | Weight: 99.2 lb.Dimensions: 23.2" L x 18" W x 20.1" H | Weight: 99.2 lb.Engine Speed : 3600 RPM. Spark Plug Gap : 0.7 - 0.8 mm (0.028 - 0.031 in).
  • Extremely quiet operation minimizes noise;, EPA III and CARB Compliant
  • 212cc 4-stroke OHV engine produces 3800 surge watts and 3400 rated watts with a half-load runtime of up to 8.5 hours
  • Fuel shutoff maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down
  • Produces clean power to prevent damage to sensitive electronics such as smart phones, tablets and laptops

3. DuroMax XP8500EH Dual Fuel Portable Generator-8500 Watt Gas or Propane Powered-Electric Start-Camping & RV Ready, 50 State Approved, Blue

  • POWERFUL DUROMAX ENGINE: The XP8500EH is Powered by a 16HP OHV 420 cc Duromax Engine.
  • DUAL FUEL TECHNOLOGY: The ability to run on Propane or Gasoline allows the Freedom and Flexibility of Fuel Choice.
  • PLENTY OF POWER: With 8,500 starting watts and 7,000 running watts, this unit can handle heavy loads from lights and refrigerators to home conditioners and high amperage power tools.
  • MAXIMUM POWER: With DuroMax MX2 technology, get the maximum power from each of the 120 volt receptacle. Choose between operating the generator at both 120 V and 240 V Simultaneously, or at 120 only with full power.
  • POWERING EVERYONE ANYWHERE: Like all DuroMax generators, the XP8500EH is EPA and CARB approved for use in all 50 states.

4. DuroMax XP10000HX Dual Fuel Portable Generator-10000 Watt Gas or Propane Powered Electric Start w/CO Alert, 50 State Approved, Blue

  • With 10,000 watts of power, the XP10000HX Dual Fuel generator will keep your whole home running during a storm or power outage, while protecting your family from harmful fumes with CO Alert
  • Enjoy the freedom and flexibility of running your generator on either gasoline or propane. Propane is cost effective, clean-burning, fuel efficient, low maintenance, has a long shelf life, and is a readily-available fuel source.
  • Built using a powerful 439cc OHV DuroMax engine and features ALL COPPER WINDINGS designed to make your generator last for years.
  • The XP10000HX comes with a push button start, a front facing interface that allows you to change your fuel type in seconds, and a wide variety of outlets (including a transfer switch-ready 50 amp outlet)
  • The fully loaded power panel includes four 120V GFCI household outlets, one 120V 30AMP outlet, one 120/240V 30AMP twist-lock outlet, and a heavy-duty 120/240V 50AMP outlet making it transfer switch ready!

5. WEN 56203i Super Quiet 2000-Watt Portable Inverter Generator w/Fuel Shut Off, CARB Compliant, Ultra Lightweight, Black/Orange

  • Ultralight body weighs in at a mere 39 pounds for easy transport and storage
  • Extremely quiet operation comparable to the sound of a normal conversation according to the US Department of Health and Human Services
  • Produces 2000 surge watts and 1700 rated watts of clean power for safe charging of sensitive electronics (phones, tablets, televisions, computers, etc.)
  • Fuel shutoff maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down
  • Includes two three-prong 120V receptacles, one 12V DC receptacle, two 5V USB ports, and a two-year warranty

6. Craftsman C0010030 3,000-Watt Gas-Powered Portable Generator - Reliable & Versatile - Quiet Operation - Ideal for Outdoor Activities - Powered by Generac - 50 State/CARB Compliant

  • Easy Mobility: This portable generator features a built-in handle for easy transportation. Carry it with one hand and take it wherever you need reliable power
  • Steady Power Supply: Experience safe and clean power for your sensitive electronics. Our advanced technology ensures a stable power output, protecting your devices during operation
  • Quick and Easy Start: The Start/Stop/Choke dial simplifies the starting process. With just a few simple adjustments, you can start the generator quickly and effortlessly
  • Boost of Power: With 50% more starting capacity, this generator offers increased power output in a compact size. Get more done with a smaller, more efficient product
  • Ultra Quiet and High Performance: Designed for quiet operation, this generator provides a peaceful environment for camping and tailgating activities. Enjoy high performance without the disruptive noise

7. Aceup Energy 1,000W Gas-Powered Generator, Portable Generator Camping Ultralight, EPA & CARB Compliant

  • 1000 peak watts and 800 running watts
  • Frequency 60Hz , 120V household outlet, the generators for home use are good choice
  • Powered by a 71cc Aceup Single Cylinder, 2 Cycle Engine with air cooling system and a recoil start, 35.3 lb weight
  • This generator uses (50:1) mixing oil, so it's no need for oil change; And 1.1 gallon tank can operate for 6 hours at half load;NOTICE:To avoid engine problems, the fuel system should be emptied before storage of 30 days or longer
  • All Aceup Energy small portable generators are functionally tested; EPA and CARB compliant; Backed by a 1 year limited warranty with free lifetime technical guidance from experts

8. GENMAX Portable Inverter Generator, 3500W Super Quiet Gas or Propane Dual Fuel Portable Engine with Parallel Capability, Remote/Electric Start, Ideal for Camping Travel Outdoor.EPA Compliant (GM3500iAED)

  • 【DUAL FUEL OUTPUT】 145cc 4-stroke OHV high speed engine produces 3500 peak watts and 3200 rated watts with clean electricity (less than 3% THD) on gasoline or propane. This generator is perfect for emergency home power, jobsite use, or camping with your RV.
  • 【EASY TO CARRY AND USE】 1 telescopic rod and 2 rolling wheels for easy travel; At only 56.2 pounds, Light weight and compact design; 5 in 1 Digital Data Center(Hours, Voltage, Loading,Gas fuel meter, Frequency) ,Remote Start With Key Fob.
  • 【 Extremely Quiet, Extremely Fuel Efficient】 as Low as 62 dBA Noise with 25%loading at 23 feet distance. Features “LOW IDLE Mode” for Maximum Fuel Efficiency
  • 【CO DETECT】 Automatically turns off the generator when an unsafe level of carbon monoxide is detected.
  • 【PARALLEL CAPABILITY】 Connect two GM3500iAED inverters together to double your power to 7000 peak watts and 6400 running watts. (Parallel kit sold separately.)

9. BILT HARD Generator 5500 Watt, Dual Fuel Quiet Inverter Generator with Electric Start, 120V NEMA 5-20R, NEMA TT-30R and 12V DC Output, 224cc Portable Outdoor Generators for Home Backup and RV Ready

  • Pure Sine Wave Inverter - Less than 2.5% THD. Covered 120V 60HZ AC Max20A duplex receptacle & Max33.3A outlet and 12V Max8.3A DC output (USB adapter included) are protected by circuit breakers.
  • Gas Generator - 224cc 4-stroke air-cooled OHV gasoline engine. 3.17 gal fuel tank allows 12 hours run time @25% load. 3800 rpm max engine speed and 9.1:1 compression ratio.
  • Quiet and Fuel Efficient - As low as 68 dB with double-insulated acoustic enclosure, asymmetrical cooling fans, automatic RPM control and low tone mufflers to reduce operating noise.
  • Dual Fuel Generator - 5500 Peak Watts. 4000 Running Watts (gasoline powered) or 3700 Running Watts (propane powered, LPG hose with regulator included) is controlled by the fuel selector dial.
  • Heavy Duty Wheels and Fold-down Handle - The portable generator with clean and stable power is ideal for your RV, campsite, pole barn, worksite and home.

10. PROYAMA 3800W Portable Inverter Generator, CO Sensor, Digital Interface, RV - Ready, LED Light, ECO - Mode, Parallel Capable, Low Oil Shutoff, Super Quiet and Lightweight with Weatherproof Cover

  • Digital readout helps manage oil changes and maintenance schedule
  • Light Weight Design: a lot of power for a light weight genrator
  • Extremely Quite: power any adventure without overpowering your experience
  • LED Light: built-in LED light for home emergency back up
  • Engine provides 3800w starting power, and 3300w running power

Last update on 2024-03-03 / Affiliate links / Images from Amazon Product Advertising API

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