Here we've picked two popular models in Kärcher's pressure washer range, the mid-range Kärcher K4 and the high-end Kärcher K7. We're comparing their features and performance so that ...

Judging by the hugely satifsying videos in the Karcher K4 Full Control home pressure washer review, this Nilfisk model not as efficient or as powerful as that model. The Nilfisk is around the same ...