Best Small Portable Gas Generators

Portable gas generators are incredibly popular with individuals who reside in outage-prone regions because they provide an emergency source of power to any household that requires a temporary power supply.

This incredible innovation has assisted a lot of individuals from those who enjoy outdoor travels and activities to places where electric power is usually interrupted.

The potential and help provided by portable gas generators are undeniable, and that’s the main reason why they are popular among many people and attract new buyers every year. These devices are transferable, flexible, help during power outages, and can also provide power supply in any place.

Whether you reside in a region that experiences power outages more often or you are expecting a certain weather event to happen, a portable generator may be an important part of your emergency toolkit.

However, the challenging part is locating the right one that will suit your power needs. Since the market is saturated with countless brands and models that promise ultimate performance after purchase, here are our top recommendations of some of the best portable gas generator on the market right now.

Durostar DS4000S Generator

Durostar DS4000S Portable Generator, Yellow/Black
  • Plenty of Power – With 4,000 peak watts and 3,300 running watts, this unit can handle heavy loads, from lights and a refrigerator to a home air...
  • Powerful Engine – The DuroStar 208cc OHV engine is a workhorse that provides plenty of power to handle multiple jobs, from powering high voltage...
  • Low Oil Shutoff – Protects your investment by automatically shutting the generator off when it senses that the oil is low
  • Power Panel – The power panel includes a selection of outlets for maximum compatibility in your applications including: 2 120V household outlets and...
  • Complies with Emissions Standards – All DuroStar generators are both approved by the EPA (Environmental Protection Agency) and CARB (California Air...

The DuroStar DS4000S is one of the classic generators you will find on the market. It is rigid and tough, and it comes with a reliable motor that cranks out consistent power.

This generator includes a pull start type that requires little effort to pull. Besides, this unit is quiet, efficient, and versatile. It is an amazing tool to invest in in the event of emergencies. Furthermore, it is an ideal tool for camping or outdoor trips. Generally, it is a portable gas generator that does it all.

Main Features

Design:The DuroStar DS4000S is sturdy and compact, and all the materials used to make it perform pretty well for a long time. The exteriors of this unit also look incredible, with the metal frame that ensures that it remains protected in the event of accidental knocks.

On the other hand, this generator measures 20 inches *27 inches *22 inches, and that is smaller than what most average generators measure. The unit weighs approximately 90 pounds, which makes it easier to carry it around.

Engine power: The DuroStar DS4000S runs on a 7HP motor that’s always air-cooled to help it make the most out of its four gallons of gas. Also, the generator normally pumps out around 4000 watts in every use, making it strong enough to provide light to your household, power your air conditioners, refrigerators, and other small electric appliances for a maximum of 8 hours.

Fuel time: Just like many other generators of its category, Durostar DS4000S unit runs using unleaded gas, because it’s more readily available than propane.

 It runs longer than when you charge it with electricity and generates clean power. As stated earlier, the tank of this machine holds four gallons of gas, and the unit can power a few of your electric appliances for between five and ten hours based on the load you have. Furthermore, due to its easy-to-read fuel gauge, you will always know when you should refill the tank.

Noise level: The DS4000S model is incredibly efficient, but it produces some notable levels of noise. On average, the unit produces around 69 decibels, which is quite higher than normal conversations, and also higher than what most generators of its category produce. Nonetheless, for the average household, this level of noise is still low.


  • It has a robust and compact design
  • It provides gas-powered convenience
  • It offers 8 hours of run time
  • It includes multiple outlets
  • It allows you to add wheels to make it more portable
  • It has decent power
  • Its frame is made of heavy-duty steel for durability
  • It has fairly quiet operation
  • It comes with an easy-to-read and convenient fuel gauge
  • It is pretty easy to set up and use


  • It needs frequent oil changes
  • It does not come with a spark arrestor
  • It is not recommended for some electronics
  • It’s not carb compliant
  • The oil fill is a bit difficult to access

Champion 3100-Watt Generator

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The Champion 3100 generator provides a lot of clean energy for a portable unit of its category and size. It can start and also run your electric appliances such as sump pumps, air-conditioners, and many other electrical appliances with ease.

It has a standard setup that easily matches the actual settings for RVs. You can carry this generator anywhere with you since it is both CARB and EPA compliant. The unit comes with a lot of features for convenience and runs quietly and efficiently.

Main Features

Design and size: This generator measures 18.3 inches high, by 24.4 inches long, by 14.3 inches wide. It weighs approximately 84.5 pounds, which makes it a bit too bulky to carry around with one hand. However, that’s understandable considering it has a more powerful and larger engine when compared to many inverter generators. Luckily, the wheels make it pretty easy to move it around.

EngineThis unit has a robust 171 cc Champion overhead engine that’s located at the heart of this portable generator. The unit produces a computer-optimized waveform that generates a stable and reliable current that is suitable for much sensitive electronic gadgets like computers as well as audio and video devices.

Push button start: The Champion 3100-watt portable power station features a three-position ignition switch that allows you to start the machine with only a flick. However, you don’t need to tug on this unit’s recoil start, especially if you’re not so inclined. The push-button includes a battery and a built-in battery charger.

Powerful output: The 171 cc Champion overhead engine of this portable generator produces a total power of 2800 running watts and 3100 surge watts. This power output is enough to run several large appliances when recreating, on an offsite job, or at home.

Outlets and power panel: The Champion 3100-watt portable power station features all standard outlets that include, 30 Amp Receptacle, 12V DC outlet, 120 Volt AC, and 20 Amp Duplex outlets. Furthermore, the panel comes fitted with an overload indicator light, an oil warning light, and a handy push-button circuit breaker.

Noise level: The Champion 3100 portable generator runs at 58 decibels, which is fairly quiet even by the standards of inverter generators. Nevertheless, the noise may increase with load increase.


  • It has a robust, compact and reliable design
  • It has good running wattage
  • It produces sufficient power for most large electric appliances
  • It has reasonably quiet operation
  • It offers decent runtime
  • It is fuel-efficient
  • It includes a reliable pull start that has a quick touch panel
  • It is CARB and EPA compliant
  • It provides great value for your money


  • It is a bit heavy
  • It has no parallel capabilities
  • The noise level increases when carrying a pretty heavy load

WEN 56125i Portable Inverter Generator

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If you are on a tight budget and are looking for a portable generator that will satisfy your tailgating or hiking needs without putting a dent in your wallet, the WEN 56125i model is a great option.

It weighs 31lbs, which makes it one of the lightweight and portable products you will find in the market today. This generator by WEN is as quiet as an average-volume conversation or window AC unit.

However, that’s not the only benefit: the portable generator is also rated incredibly safe for cellphones, tablets, laptops, and many other electronic gadgets and appliances that are vulnerable to overloading.

Main Features

Engine: The WEN 56125i generator features a 60cc engine that’s capable of producing 1250 running watts, and the rated wattage usually settles down at around 1000 watts. This model can handle most small electronics and camping appliances with the generated power capacity.

This unit is certainly not for people with considerable energy demand, but it is an excellent option for short camping trips and sudden power outages.

Power output: The WEN 56125i model delivers a reliable power output of approximately 1000 watts, which means you can plug your sensitive gadgets and appliances without any fear of damage. The unit also includes an eco-mode for enhanced fuel efficiency and more run hours. 

This feature enables the unit to detect when devices are unplugged or plugged, enabling it to manage fuel consumption appropriately. In the case of low fuel and low oil, the unit has relevant settings that automatically shut it off for safety. Besides, the generator also comes with indicator lights that keep you updated on everything that is happening.

Parallel connectivity: If you find the capacity of power is too low or you require more power, the WEN 56125 model can easily run parallel with any other generator from the same brand. The two units can increase the total capacity and deliver more electricity in the event of an emergency.

Noise level: The WEN 56125i model has a decibel rating of around 51 dB while it’s on a modest load. That means you will not constitute an issue when in use. It also comes with a total weight of around 48lbs, which makes it incredibly portable. Also, it includes an ergonomic handle which makes transporting the unit simpler.


  • It has a robust 171 cc engine
  • It delivers a reliable power output
  • It includes a parallel connection function
  • It comes with multiple USB ports
  • It includes an adjustable Eco-Mode to conserve fuel
  • It operates quietly
  • It is ideal for use with sensitive electronics
  • It is CARB and EPA III Compliant


  • It has fuel draining issues
  • It has a low capacity fuel tank that limits usage without the need for refueling

WEN 56203i Portable Inverter Generator

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

If you have been looking for a suitable portable gas generator that you can use to power a few electric appliances during power outages or to carry with you during a camping trip, the WEN 56203i model might be what you require.

The 2000-Watt portable generator enables you to power up one large appliance or a maximum of two small appliances, without sacrificing portability.

The unit is also designed to be one of the quietest portable generators you will get on the market. Whether you are into tailgating, camping, or using power tools, this portable generator is worth your consideration.

Main Features

Design and size: The WEN 56203i generator have an encased design that measures L17.3 inches x W11.5 inches x H17.7 inches. Therefore, it’s more aesthetical when compared to traditional, open frame generators.

Weighing only 40.3 lbs, this model can be considered a pretty lightweight and portable generator. You can also carry it without effort using a featured that further improves its convenience.

Parallel connectivity: The WEN 56203i power station also features some parallel connect plugs. Although the WEN Parallel kit is sold separately, you can connect a second 56203i portable generator if you want some more power. This kit includes a 120V twist-lock outlet that assists in powering your larger appliances or RV when two 56203i models become one.

Run time: The WEN 56203i generator will give you a maximum run time of seven hours on a 50% load, which is pretty fair for a one-gallon tank of fuel. Also, the unit includes an ECO-mode switch in its setup that allows the motor of this unit to adjust its usage of fuel accordingly. That extends the life of the engine while allowing the generator to run longer as well.

Control panel: The WEN 56203i generator features some light indicators that tell you when the level of oil is too low, when the unit is on overload and when the portable generator is ready.

The fuel shutoff function usually turns off the fuel flow, allowing for the generator to use all the remaining fuel from its carburetor before shutting down automatically. 

This assists in fighting the blockages and build-up caused by the stagnant fuel in the carburetor, reducing maintenance while extending the lifespan of the unit.

Outlets: The 56203i model comes with a variety of outlets for your comfort and convenience. It has two AC outlets for your home, one DC 12 Volt cigarette lighter outlet that you can use to charge all your batteries, and two 5Volt USB outlets that allow you to charge small electronics like tablets and mobile phones easily.


  • It has an encased and lightweight design
  • It operates at 51Db, making it pretty quiet
  • Fit includes an ECO-mode for fuel-efficiency
  • It has parallel connectivity options
  • It comes with an inbuilt recoil
  • It includes excellent safety features and LED indicator lights
  • It generates clean sine waves that keep your gadgets safe
  • It features multiple outlets
  • It is pretty easy to transport
  • It is CARB and EPA III compliant


  • It has a relatively low run time
  • It does not include an electric start
  • It needs frequent oil changes
  • It powers small appliances only

Westinghouse WGen7500DF Portable Generator

Westinghouse Outdoor Power Equipment WGen7500DF Dual Fuel Portable Generator 7500 Rated & 9500 Peak Watts, Gas or Propane Powered, Electric Start, Transfer Switch Ready, CARB Compliant
  • 7500 Rated Watts & 9500 Peak Watts (Gasoline); 6750 Rated Watts & 8550 Peak Watts (Propane); 6.6 Gallon Fuel Tank With Fuel Gauge; Electric...
  • Intuitive Control Panel Features Two GFCI 5–20R 120V Household Duplex Outlets and One L14-30R 120/240V 30A Twist-Lock Outlet; Outlets Have Rubber...
  • Plug-and-Play: Comes With a Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, and a User’s Manual To Get You Started Right...
  • Powered by a 420cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown and Digital Hour Meter

This powerful dual-fuel power station from Westinghouse is a favorite among many people because it offers 7,500 Watts of continuous power supply on gasoline, which is more than enough to keep your house running in the event of an emergency and also have wattage leftover.

Also, the runtime of this unit is solid, at around eight hours at 50% load on propane or gasoline. When you invest in the WGen7500DF portable generator, you will not get the generator alone.

This machine comes along with various items that come in handy during the existence of your generator. It includes a key fob, oil funnel, 12-volt battery charger, user’s manual, and tool kit, which is more than everything that you require to get started.

Main Features

Engine: This portable generator comes with a 420cc 4-Stroke engine that ensures constant power supply on both gas and propane. It also includes an automatic low-oil shutdown feature to protect the engine of the generator.

Power output: Westinghouse WGen7500DF model is an excellent dual fuel machine for home use. With 7500 running watts and 9500 peak watts, you can keep your household powered up during power outages. It will be an ideal fit for a medium-size house or apartment to fulfill their power requirements.

Run time: With the 6.6 gallons tank of this generator, you can rest assured that you will get a longer run time. On average, you can get approximately 16 hours from this unit. Furthermore, the low-oil shut off feature and inbuilt fuel gauge can help you to monitor the fuel consumption of the machine, and the maintenance needs as well.

Remote key fob: Since this generator is a dual fuel power station, you can fire it up using unleaded gas or clean Propane. The ease of use usually becomes much more evident and convenient with the electric push-button start along with the Remote Key Fob that manipulates the engine.

Outlets and control panel: Westinghouse WGen7500DF features an Intuitive Control Panel that has two GFCI. The first one is L14-30 120/240V, and the other one is 5-20R /120V Household Duplex Outlets. The unit also comes with Twist-Lock Outlet that makes the connectivity much easier even when you are using the portable generator for your first time.


  • It comes with an inbuilt fuel gauge
  • It ensures constant power supply on both gas and propane
  • It has multiple outlet ports
  • It offers a 16-hour runtime
  • It comes with a variety of handy accessories
  • It includes a push-to-start ignition that has a remote key fob


  • It is noisy
  • It might have a problem starting especially in lower temperatures

WEN 56310i-RV Portable Inverter Generator

WEN 56310i-RV Super Quiet 3100-Watt RV-Ready Portable Inverter Generator Carb Compliant
  • Extremely quiet operation minimizes noise; EPA III and CARB Compliant
  • 212 cc 4-stroke OHV engine produces 3100 surge watts and 2800 rated watts
  • Great for RVs, campgrounds, the country, tailgating and power outages
  • Produces clean power to prevent damage to sensitive electronics such as smart phones, tablets and laptops
  • Includes two three-prong 120V receptacles, one AC 120V 30A RV plug, one 12V DC receptacle, two 5V USB ports and a two-year warranty

The 56310i-RV by WEN is an incredibly quiet machine that is rare to get, especially when it comes to portable gas generators. Providing you with 3,100 surge watts and 2,800 rated watts out of its 212cc 4-stroke engine, you can charge your mobile devices and power your appliances with ease.

While this unit is ideal for tailgating and camping, you can also use it as an emergency tool, but do not expect it to power the entire home.

Main Features

Design: The 56310i-RV model is characterized by an encased design that measures L26.75 inches x W20 inches x H23 inches. This design offers an esthetical advantage when compared to ordinary, open frame generators.

The contemporary design of this generator is convenient for recreationally producing power. You can easily take 56310i-RV anywhere with you, due to its total weight of 81.4 lbs. Moreover, you can easily move it with the assistance of a folding handle and a wheel kit, when it’s on the ground.

Engine: This generator is powered by a WEN OHV 4-stroke 212 cc engine. It runs on gasoline and delivers 120 Volt. It offers 2800W of running wattage and 3100W of peak wattage. Furthermore, it’s parallel capable, which means you can double its power when you link to a second WEN -compatible unit.

Control panel: The 56310i-RV model has a control panel that comprises of an EcoMode Switch, one nut for grounding, a three-in-one power switch, three indication lights, and numerous outlets. The power switch allows you to change the choke before pulling the recoil cable.

The EcoMode Switch enables the engine to run relative to the load being used. When you boost the load, the motor will run quicker, and the loads detached to the motor will be slower as well.

Outlets: The unit’s control panel has the following three AC outlets: 120V 30A receptacle and Duplex 120V 20A. Besides, it also includes 3 DC outlets: two 5V USB ports that you can use to conveniently charge electronics such as tablets and mobile phones and a 12V 8A receptacle that you can use to charge all your batteries easily. Due to its TT-30R receptacle, this portable generator by WEN is RV Ready.


  • It comes with an encased design that offers an aesthetic advantage
  • It has a lightweight design
  • It operates quietly
  • It runs on a long-lasting engine
  • It supports parallel connectivity
  • It is CARB compliant


  • It is difficult to add oil
  • The plastic casing is prone to damage
  • It has leakage problems

Final Thoughts

Gas generators are currently becoming one of the necessities of the modern home. Traveling and camping in RV have also caught its trend, leading to the increases in demand for such power stations.

When shopping, pick generators that can run on Propane or gasoline since LPG is easily available nowadays. Such portable and compact generators can provide you with the flexibility to go anywhere in your RV without even worrying about power outages.

Even at home, many people keep a good backup generator. Besides, these dual fuel devices can come handy, especially when you cannot get gasoline in your region. With that being said, you can look for the best portable gas generator from the comprehensive list of items we have reviewed in this post.

SaleBestseller No. 1
Champion Power Equipment 200951 2500-Watt Portable Inverter Generator, Ultralight
  • ULTRA-LIGHTWEIGHT: At only 39 pounds, this inverter is one of the lightest 2500-watt inverters in...
  • QUIET OPERATION: 53 dBA from 23 feet is perfect for camping, tailgating or to backup a few home...
  • PARALLEL READY: The optional clip-on parallel kit enables this inverter to connect with another...
  • CLEAN POWER: Includes two covered 120V 20A household outlets with clean electricity (less than 3%...
  • CHAMPION SUPPORT: Includes 3-year limited warranty with FREE lifetime technical support from...
SaleBestseller No. 2
A-iPower SUA12000E 12000 Watt Portable Generator Heavy Duty Gas Powered with Electric Start for Jobsite, RV, and Whole House Backup Emergency
  • The A-iPower SUA12000 produces 12,000 starting watts with 9,000 running watts to power your tools at...
  • Powerful 459 cc OHV 4 stroke engine with a low oil alert light and low oil automatic shutdown,...
  • Large 7 gallon gasoline fuel tank provides average run time of 7 hours at 100% load and 9 hours at...
  • Complete with Electric Start capability allowing you to quickly, easily, and conveniently start up...
  • Outlets include 4 x GFCI 120V 20A NEMA5-20R, 1 x 120V 30A NEMAL 5-30R, 1 x 120/240V 30A NEMA...
Bestseller No. 3
Champion Power Equipment 100813 9375/7500-Watt Portable Generator with Electric Start
  • Ultra-Powerful: At 9375 starting watts and 7500 running watts, enjoy up to 8 hours of run time on a...
  • Electric start: Trust the reliable 420cc Champion engine with its battery-included electric start...
  • Covered Outlets: Four 120V 20A GFCI outlets, a120/240V 30A locking outlet and a 120/240V 50A outlet...
  • Intelligauge: Keep track of voltage, hertz and run-time hours to easily monitor power output and...
  • Champion Support: Includes 3-year limited warranty with FREE lifetime technical support from...
Bestseller No. 4
PowerSmart Generator, 1000 Watts Portable Generator, Outdoor generator Low Noise, Gas Powered Portable Generator, Inverter Generators for Home-use, PS50A
  • WIDE APPLICATION: PowerSmart portable generator is great for campgrounds, construction sites, mobile...
  • ADVANCED DESIGN: The gas generator contains with 63cc, 2HP, 2-stroke gas powered engine, which...
  • CLEAN ENERGY: The 120V household outlets and 12V DC output are installed in thie generator, which...
  • QUIET TECHNOLOGY AND HIGH FUEL EFFICIENCY: Noise-free environment is one of our goal for this...
  • CUSTOMER SATISFICATION: PowerSmart is always aiming on providing great consumers value with the...
Bestseller No. 5
BILT HARD Quiet Inverter Generator 4000 Watt, with Electric Start & Fuel Shut Off, Gas Powered Outdoor RV Ready Generator for Camping, EPA & CARB Approved
  • Super Quiet: power output 68 dB makes BILT HARD inverter generator became great choice for emergency...
  • Inverter Technology: Using advanced inverter technology this super quiet generator produces a pure...
  • Product Parameter: Gas powered - Electric & Recoil Start - 212cc 4-stroke air-cooled OHV gas engine...
  • Exceptionally efficient: The efficient design of BILT HARD inverter generator gives you more power...
  • Warranty: BILT HARD aims for quality followed up with quality customer service directly provided by...
Bestseller No. 6
Genkins 2300 Watt Portable Inverter Generator Ultra Quiet Gas Powered RV Ready CARB EPA Complied Ship to 50 States & Puerto Rico
  • 2300 Peak Watt & 1900 Running Watt powered by GENKINS industrial class 79cc 4-stroke OHV engine
  • 1.36 Gal Gas tank give you 8 hours run time at 50% load
  • 53-56 dBA low noise level ultra quite when it's 13 feet away from your window, RV & Camper friendly
  • At 48 lbs, can be carried around by any grown adults, no lifting tool required
  • Auto shut down when low on oil, built in fuel gauge to help you manage your energy lvl
SaleBestseller No. 7
WEN 56475 4750-Watt Portable Generator with Electric Start and Wheel Kit
  • Digital readout helps manage oil changes and maintenance schedule
  • Features electric start, low-oil shutdown, an automatic voltage regulator and overload protection to...
  • CARB and EPA III meet requirements for sale in all 50 states
  • Includes wheel kit and foldable handles for easy transport
  • 223cc engine provides 4,750 surge watt and 3,750 rated watt
Bestseller No. 8
Westinghouse WGen12000 Ultra Duty Portable Generator - 12000 Rated Watts & 15000 Peak Watts - Gas Powered - Electric Start - Transfer Switch & RV Ready - CARB Compliant
  • 12000 Running Watts and 15000 Peak Watts; Electric Start and Remote Start with Included Key Fob; Up...
  • Features Two GFCI 120V 5–20R Standard Household Receptacles, One 120V L5-30R Outlet, One Transfer...
  • Powered by the Ultra Duty 713cc OHV V-Twin Westinghouse Engine Featuring a Long-Lasting Cast Iron...
  • Plug-and-Play: Comes With a Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool...
SaleBestseller No. 9
A-iPower SUA4500 4500 Watt Portable Generator Gas Powered Wheel Kit Included, Rated Watt/3500 Running, EPA/CARB complied
  • 4,500 STARTING WATTS/3,500 RUNNING WATTS 60Hz, 120VAC/240VAC, Single PhaseA-iPOWER 208cc/7hp OHV...
  • FUEL EFFICIENT: Up to 11 hour run time at 50% load
  • INTELLIGENT AUTOMATIC VOLTAGE REGULATOR (AVR)Helps minimize voltage fluctuations and delivers stable...
  • 2 Year Residential/1 Year Commercial buy with confidence, Call (909) 923-2068 for tech support
Bestseller No. 10
DuroMax XP13000HX Dual Fuel Portable Generator-13000 Watt Gas or Propane Powered Electric Start w/CO Alert, 50 State Approved, Blue
  • All-new control center with a digital multimeter, push-button start, and a front-facing fuel...
  • 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...
  • Built using a powerful 500cc OHV DuroMax engine and features ALL COPPER WINDINGS designed to make...
  • The fully loaded power panel includes four 120V GFCI household outlets, one 120V 30AMP outlet, one...

Last update on 2022-01-23 / This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases. / Images from Amazon Product Advertising API

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