Karcher K4 Full Control Home review
Test score %
The Karcher K4 Full Control Home includes a patio cleaner and is designed to make cleaning the surfaces outside your home a doddle. Karcher 'Full Control' pressure washers are supposed to make it easier to choose the right strength of spray for your surface. But is this the case? We tested it on a range of dirty surfaces and cars to find out.
- Pros and cons
- What is it?
- What's it great at?
- Is there anything I should watch out for?
- Is there anything else I should know?
- Should I buy it?
Technical specifications
Test results
The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.
Find out how we test pressure washersPut us to the test
Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.
Compare retailers
Price updated dailyPrices are ordered from lowest to highest, irrespective of retailer rating, delivery price or stock. We are not able to show every possible online retailer and do not include high street only retailers.
| RetailerRetailer rating | PriceDelivery | In stock | |
|---|---|---|---|
Argos Not rated | £186.66£3.95 | Go to store | |
John Lewis & Partners Not rated | £230.00Free | Go to store | |
Box.co.uk Not rated | £230.00£3.95 | Go to store | |
Freenet Electrical Not rated | £249.99Free | Go to store |
The retailers shown are supplied by PriceRunner.co.uk. This may not include every retailer selling the product online. When a retailer link is followed we receive a payment from PriceRunner, irrespective of whether a purchase is made.
Which? is a participant in the Amazon EU Associates Programme, an affiliate programme designed to provide a means for sites to earn affiliate fees by linking to Amazon.co.uk. For products subsequently purchased via Amazon, we receive a payment from them rather than from PriceRunner.
Make smarter choices
- 53%Lowest score
- 72%Average score
- 84%Highest score
Put us to the test
Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.
Suggested alternatives
Related articles
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.