Karcher K4 Power Control Home review
Test scoreShow Context
The Karcher K4 Power Control Home pressure washer is a large model, with a powerful motor and multiple nozzles. Does the extra power justify the weight and size? We sent it to our test lab to find out.What's included:
- Pros and cons
- What is it?
- How well does it clean?
- How easy is it to use?
- Is there anything else I should know?
- Should I buy it?
First reviewed by Which?
Compare retailersPrices updated daily
Prices are ordered from lowest to highest, irrespective of retailer rating or stock, and exclude any potential delivery costs. We are not able to show every possible retailer and cheaper prices may be available. When you click on a retailer link on our site, we may earn affiliate commission. This supports our not-for-profit mission to empower consumers and in no way affects our recommendations. Find out more.
- 53%Lowest score
- 70%Average score
- 84%Highest score
How to buy the best pressure washer
Use our expert buying advice and impartial reviews to help you choose the best pressure washer. The Which? Gardening experts offer advice on whether to buy electric or petrol, costs and compare pressure washers we’ve tested.
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.