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You can easily find high quality inexpensive generators online and at your local home improvement retailer. There are a variety available for under $300.
View the best generators under $300 on Amazon
There are many in this price range that have features to meet your needs and will still provide all the power needed in a power outage. Here are reviews of the best generator under $300 in 2025.
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Best Rated Portable Generator under $300
PowerSmart Generator Review
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The PowerSmart Generator can provide power for about 5 hours on 1/2 load and weighs less than a hundred pounds. This model is ideal for camping and construction sites. It has a low oil sensor which will automatically shut down the engine when the oil gets too low and a volt meter that helps prevent overloads.
It is EPA approved and it is powered by a 63cc, 2HP, 2-stroke gas powered engine that is protected by a cast iron sleeve. It has a variety of outlets including a RV receptacle, a 120 volt twist lock, and a standard 120 volt outlet. It operates at 900 watts running and 1000 watts surge. A two year limited warranty at time of purchase is included.
More Reliable Portable Generator
Westinghouse Outdoor Power Equipment iGen160s Review
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The Westinghouse Outdoor Power Equipment iGen160s Generator is powered by car or solar panel. It has multiple outlets including a 12 volt DC power, 2 120 volt outlets and a battery charger with cables. The low oil indicator lets you know when you need to add more oil to the engine. This model is sold with a large muffler to help reduce the noise level.
It operates at 155 watts running. The Westinghouse Outdoor Power Equipment iGen160s is small in size and includes a two year limited warranty at time of purchase. It can operate for up to 8 hours at 25% load and it has an easy-to-read color coded control panel.
Best Small Generator for the Money
Flashfish 300W Solar Generator Review
The Flashfish 300W Solar Generator is sold with a with a reliable battery. It can run using a solar panel so it is essentially free to run. This model has a heavy-duty steel roll cage to protect the engine and a one year warranty at time of purchase is included.
It has a low oil shut down feature and many outlets including a 20 volt 15 r Duplex and a 12 volt battery charging outlet. It operates at 300 watts on solar power. It has a circuit panel that is designed to prevent overloading.
Best Quiet Inexpensive Portable Generator
All Power America APGG12000GL Portable Generator Review
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The All Power America APGG12000GL Portable Generator is priced less than $200 and has a 4 star rating to make this one of the best generator under $300. This model is powered by a 4 cycle OHV 6.5 hp engine that can run for up to 8 hours at 50% load.
It has a quiet noise output of just 68 dba and it can hold four gallons of gas. It has a recoil starting system and is rated for 3250 watts starting and 2500 watts running. It is not carb compliant and cannot be purchased in the state of California. It has a variety of outlets including 2 AC 120 volts and a 20 amp 120 volts.
Click here to see more of the best generators under $300
Each of these are among the top rated and most popular choices when shopping for the best generator under $300. They all have received rave reviews and will work great as a source of backup power for your home.