Either can be used for a high-pressure spray. I loved that the extra head could be stored on the wand because ... between my hose and the sprayer to leak since there was so much water pressure ...

Higher pressure ... (hose and cord wrapping), and protection (from thermal and low-oil conditions). This score also includes helpful features and water inlet and outlet, nozzle, and wand connections.

A combination of pressure ... (hose and cord wrapping), and protection (from thermal and low-oil conditions). This score also includes helpful features and water inlet and outlet, nozzle, and wand ...