The Briggs & Stratton 30470, Yamaha EF2000iS and DuroStar DS4000S are good portable generators, according to BestReviews.com. The Westinghouse WH7500E and Champion Power Equipment 46539 are also highly rated generators.
The Briggs & Stratton 30470 has a 7-gallon gas tank and a push-button ignition. This generator runs for nine hours at half power capacity and has wide, rugged wheels that roll easily over uneven terrain. The Briggs & Stratton 30470 weighs 248 pounds and is more expensive than many other portable generators, but provides superior durability and long-term performance.
The Yamaha EF2000iS is a recoil-ignition portable generator with a 1.1-gallon tank. This 44-pound unit runs for eight hours at half power capacity.