10 Best Fuel Efficient Generator: Latest Models & Consumers’ Choice

DUAL FUEL: Operate your 4500-watt portable generator right out of the box on either gasoline or propane, plus the unit holds 0.6-quarts of oil (10W-30 oil included) and has a low oil shut-off sensor

ELECTRIC START: Battery included, plus Quick Touch Panel allows you to access all your controls in one spot

QUIET OPERATION: 61 dBA is perfect for RVs, tailgating, your next project or backup power for your home, featuring 4500 starting watts and 3500 running watts with up to 14 hours run time on gasoline

CLEAN POWER: RV Ready with a 120V 30A RV, plus two 120V 20A household outlets with clean electricity (less than 3% THD) and 12V DC outlet with dual USB adapter

CHAMPION SUPPORT: Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts

9500 Running Watts and 12500 Peak Watts (Gasoline); 8500 Running Watts, 11200 Peak Watts (Propane); Remote Start With Included Key Fob, Electric and Recoil Start; Up to 12 Hours of Run Time on a 6. 6 Gallon Fuel Tank With Fuel Gauge

Features Two GFCI 120V 5–20R Standard Household Receptacle, One Transfer Switch Ready 120V L14-30R, and One RV Ready 120/240V 14–50R; All Outlets Have Rubber Covers for Added Safety

Powered by a Heavy Duty 457cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown and Digital Hour Meter. VFT display gives you real time updates with the voltage output, frequency, and lifetime hours

Plug-and-Play: Comes With a Propane Regulator, Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, Heat Resistant Plastic Wheels with Never-Flat Polyurethane Tires, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)

All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA and CARB Compliant; Backed by 3-Year Limited Service, Labor, and Parts Coverage with Nationwide Customer Service Network

Your 8000-watt portable generator operates on natural gas, propane, or gasoline, plus natural gas and propane hoses are included so the unit is ready to run on any fuel right out of the box

Power up the 459cc Champion engine with the handy rocker switch, battery included

Track voltage, frequency, session run time, and total run time to monitor output and track maintenance intervals, plus the UL-recognized sensor uses an LED to indicate CO shutoff or fault

Gasoline: 10,000 starting watts and 8000 running watts, propane: 9000 starting watts and 7200 running watts, natural gas: 8750 starting watts and 7000 running watts and engine oil is included

Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts

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

2, 200 peak watts/ 1, 800 Rated watts (gas) & 2, 000 peak watts/ 1, 600 Rated watts (LPG)

80cc, 3Hp, single cylinder, 4-stroke, OHV, air cooled Engine

Inverter technology With parallel capability & super quiet operation (60Db)

(2) 120V 15A AC outlets, (1) 5V integrated USB outlet, parallel sockets

Stable sine WAVE to use with sensitive electronic equipment & dual fuel capability (gas or LPG)

Compact carrying case design with 1. 18 gallon fuel tank

8 hour run-time on single tank of gas/ 75 minute run-time on 1 pound LPG tank @ 1/2 load

Recoil start & low oil indicator with low oil shutdown

Includes: Propane Hose, Spark Plug Wrench, 10W30 Oil Bottle (350ML), & Funnel

CSA, EPA, CARB Compliant & Backed by a 1 year limited

POWERFUL DUROMAX ENGINE: The XP13000EH is powered by a 500cc OHV 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 13,000 starting watts and 10,500 watts, this unit can handle heavy loads from lights, refrigerators, home conditioners and high amperage power tools.

MAXIMUM POWER: The power panel includes a wide selection of outlets for maximum compatibility in your applications including: 1 120/240V 50A heavy duty outlet, 1 120/240V 30A twist lock outlet, 1 120V 30A twist lock outlet, and 2 120V 20A household outlets.

POWERING EVERYONE ANYWHERE: Like all DuroMax generators, the XP13000EH is EPA and CARB approved for use in all 50 states.

Complies with Emissions Standards – All DuroMax generators are both approved by the EPA (Environmental Protection Agency) and CARB (California Air Resources Board) and follow strict guidelines to ensure our generators are as environmentally friendly as possible.

Please read the detailed safety instructions in the manual before operating.

All-new control center with a digital multimeter, push-button start, and a front-facing fuel interface allowing you to change your fuel type in seconds! The digital multimeter displays voltage, frequency, total hours run, and hours until the recommended maintenance

This generator runs on gasoline or propane, giving you the freedom and flexibility of fuel choice

Equipped with DuroMax “CO Alert Technology” that will automatically shut down the generator if an unsafe level of carbon monoxide is detected

Built using a powerful 500cc OHV DuroMax engine and features ALL COPPER WINDINGS designed to make your generator last for years

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!

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 2350 surge watts and 1900 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

Powerdial Recoil Start (Off/Run/Cold Start) offers three operation settings integrated into one simple-to-use dial.

Large Capacity Steel Fuel Tank provides durability and up to a 21 hour run-time at 25% load.

Powered by Generac 212cc OHV Engine provides consistent power for multiple applications.

Ergonomic Frame for easy portability. Low-oil Level shutdown prevents engine damage.

Fuel gauge allows users to keep track of gasoline levels. Covered outlets provide protection and keep out debris.

【Powerful Engine and Safe For Sensitive electronics 】The GENMAX 2000 Starting Watts Inverter Generator is powered by a 79.7cc 4- stroke OHV gas engine,with inverter technology produce 2000 Starting Watts/ 1600 Running Watts clean power (less than 3% THD),  confidently connect your sensitive electronics such as TV, lights, fans, small power tools and more on camping trips, etc.

【Ultralight and Small Size】At only 34pounds, GM2000i is one of the lightest 2000w inverter in this industry. The sturdy handle makes it easy to carry for long distance.

【Extremely Quiet,Fuel Efficient】 As Low as 60 dBA Noise Output, Run for 8 hours at 50% load on a 1 gallon tank， Features “Economy Mode” for Maximum Fuel Efficiency.

【Power Panel】Includes low oil alarm, overload alarm,Co warning light and output indicator features “Eco mode” for conserving energy and maximum fuel efficiency ，120V/20A outlets and one5V / 1A outlets , one 5V / 2.1A outlets .parallel ready.

【CO Detect Shutdown】  Includes CO Detect shutdown sensor for Prevention of Carbon Monoxide Poisoning.

【GENMAX Support】:  Includes 1-year warranty with FREE lifetime technical support from experts.