There are some choices of pressure washers present out there but Powerstroke PS80519B 2200 psi Gas Pressure Washer can be considered better among them because of its efficiency for residential usage. It is a gas-powered machine, which straight away shows that it is powerful. Secondly, being a gas-powered machine, it has a healthy advantage of easy movement. Unlike electric powered pressure washers, there is no wire attached to it. This feature helps you in easy movement of the machine from one place to another.