Karcher K4 Premium Full Control Home review£289.99
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The £330 Karcher K4 Premium Full Control pressure washer is supplied with a T350 patio cleaner and detergent, five-year warranty and hose storage reel. It has an innovative trigger gun that's designed to help you choose the right spray strength for your surface. But does it help? Our expert used this pressure washer on a driveway and decking to bring you her first impressions.
Karcher brand overview
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How to buy the best pressure washer
Whether you want a pressure washer for cleaning the car, decking or patio, our experts can help you decide which pressure washer to buy and how much to spend. We also explain the different accessories and whether you need them.
Pressure washer features explained
When it comes to choosing a pressure washer, the difference between models and prices comes down to which accessories you want. The Which? experts explain what all the accessories do to help you decide which ones you really need.
Which pressure washer brand?
Which brand of pressure washer should you buy? Which? has tested best-selling pressure washers from Bosch, Nilfisk and Karcher to help you decide.