This model is very quiet and easier to carry around.

Specifications
1,000 peak surge watts / 800 rated running watts
Run time: 6.3 hours at 50% load
Two 120V AC outlets (specs say two, but pics and reviews say one)
One 12V DC outlet
Low oil shutdown
Oil capacity: 30 oz., SAE 10W30
0.55-gallon fuel tank
Uses unleaded gasoline
1.3 HP, 5,000 RPM, 40cc, 4-stroke
Recoil start
Noise level: 56 db with no load