The marketplace provides a variety of commercial pressure washers, such as electric, gas, and diesel models. Every kind of these options possesses its own distinctive characteristics, advantages ...

Electric pressure washers are also quieter than gas-engine ... The higher the max GPM–which ranges from ½ to 3 for non-commercial models–the more effective the pressure washer is at rinsing ...

As a rule of thumb, a commercial pressure washer ought to have a PSI between 3,000 and 5,000 for the best results. The good news is that several electric models have PSI ratings within this range ...

Since gas-powered pressure washers tend to be more powerful and produce a higher PSI than electric ones, a gas-powered model will work best. But they can be more expensive. CNET tested ...