What To Look For When Buying A Power Washer May 2026

A helpful way to compare models is by multiplying PSI x GPM . A unit with higher CU will generally be more efficient overall. 2. Choosing a Power Source: Gas vs. Electric

Measures the volume of water flow. Higher GPM allows you to rinse away debris faster, making it vital for cleaning large areas like long driveways or siding. what to look for when buying a power washer

Measures the pressure or cleaning force. High PSI is critical for "knocking down" stubborn stains like oil on concrete or stripping paint. A helpful way to compare models is by multiplying PSI x GPM