Advertising Disclosure Karcher Pressure Washer K2 Vs K4 Comparison - April 2026
7 Best Karcher Pressure Washer K2 Vs K4 In the UK
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| 1 Best Choice  9.7Exceptional | 2  9.6Exceptional | 3 Best Value  9.5Excellent | 4  9.3Excellent | 5  9.2Excellent | 6  9.1Excellent | 7  9.0Excellent |
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ModelKärcher K 5 Classic Home Pressure Washer, Pressure: max. 145 bar, Flow Rate: 500 l/h, Area: 40 m²/h, Water Filter, Weight: 5.6 kg, high-Pressure Gun, Dirt Blaster, Spray Lance, Home Kit | Model Kärcher K 4 Power Control Flex Car & Home Pressure Washer, Pressure: max. 130 bar, Flow Rate: 420 l/h, Area: 30 m²/h, Water Filter, Weight: 11.5 kg, Dirt Blaster, Spray Lance, incl. Home Kit & Car Kit | Model Karcher K4 | K5 Full Control Pressure Washer Set Back Foot 4.100-775.0 | Model Kärcher K2 Premium Full Control Car and Home Pressure Washer | Model Kärcher K 5 Power Control Car & Home Pressure Washer, pressure: max. 145 bar, flow rate: 500 l/h, area: 40 m²/h, water filter, 13 kg, high-pressure gun, dirt blaster, spray lance, Home Kit, Car Kit | Model Kärcher K 4 Power Control Flex Pressure Washer, Pressure: max. 130 bar, Flow Rate: 420 l/h, Area Coverage: 30 m²/h, Water Filter, Weight: 11.5 kg, High-Pressure Flex Hose, Dirt Blaster, Spray Lance | Model Kärcher K 4 Power Control Flex Home Pressure Washer, Pressure: max. 130 bar, Flow Rate: 420 l/h, Area: 30 m²/h, Water Filter, Weight: 11.5 kg, Dirt Blaster, Spray Lance, incl. Home Kit |
BrandKärcher | Brand Kärcher | Brand Kärcher | Brand Kärcher | Brand Kärcher | Brand Kärcher | Brand Kärcher |
Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews |
Tech Specs | ||||||
product dimensions 18.8 x 25.2 x 44.5 cm 9.77 kg | product dimensions 40.5 x 30.6 x 58.4 cm 19.78 kg | product dimensions - | product dimensions 11.02 x 9.68 x 23.07 cm 4.6 kg | product dimensions 59.1 x 39.7 x 51.3 cm 12.95 kg | product dimensions 40.5 x 30.6 x 58.4 cm; 15.5 kg | product dimensions 40.5 x 30.6 x 58.4 cm 18.17 kg |
item weight 9.77 kg | item weight - | item weight 80 g | item weight 4.6 kg | item weight - | item weight 15.5 kg | item weight - |
power source type- | power source type Corded Electric | power source type - | power source type - | power source type Corded Electric | power source type - | power source type Corded Electric |
Available On | Available On | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.7
1Kärcher22% OffKärcher K 5 Classic Home Pressure Washer, Pressure: max. 145 bar, Flow Rate: 500 l/h, Area: 40 m²/h, Water Filter, Weight: 5.6 kg, high-Pressure Gun, Dirt Blaster, Spray Lance, Home Kit
Why we love it
Lightweight and easy to maneuver.
Effective on various outdoor surfaces.
Convenient detergent application.
Main highlights- Scope of delivery: Includes the Kärcher K 5 Classic Home pressure washer, high-pressure gun, 8 m high-pressure hose, spray lance, dirt blaster, T 5 surface cleaner, "stone and façade cleaner" (1 l)
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9.6
2Kärcher19% Off
Kärcher K 4 Power Control Flex Car & Home Pressure Washer, Pressure: max. 130 bar, Flow Rate: 420 l/h, Area: 30 m²/h, Water Filter, Weight: 11.5 kg, Dirt Blaster, Spray Lance, incl. Home Kit & Car Kit
Why we love it
Adjustable pressure for versatile cleaning tasks.
Includes kits for home and car cleaning.
App-guided cleaning for optimal results.
Main highlights- Wash and win
- Total control: The pressure level can be adjusted by turning the spray lance. The setting can be checked at any time by looking on the G 160 Q Power Control gun display
- Powerful pressure washer: The K 4 Power Control Flex Car & Home cleans bicycles and motorcycles, small cars, garden tools and furniture, fences and paving stones with a maximum 130 bar pressure
- Home & Car Kit: Larger surfaces can be cleaned with the T 5 surface cleaner and stone and façade cleaner. The car kit with the WB 130 rotating wash brush and vehicle detergent makes car cleaning easy.
- Delivery: K 4 Power Control Car & Home pressure washer, high-pressure gun & Flex hose, spray lance, dirt blaster, T 5 surface cleaner, WB 130 rotating wash brush, stone and façade & vehicle cleaner (1 l)
- App support: The Kärcher Home & Garden app guides you step by step through various cleaning situations. It also contains valuable tips and includes the Kärcher service portal
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9.5
3Kärcher35% Off
Karcher K4 | K5 Full Control Pressure Washer Set Back Foot 4.100-775.0
Why we love it
Durable metal design replaces flimsy plastic part.
Easy to install with basic tools.
Perfect fit for Karcher K4, K5 series.
Main highlights- See Compatibility List in Description for Machines It Fits.
- Manufacturer Part Number : 9.002-437.0
- Genuine Karcher Part.
- Fits Karcher K4, K5 Series
- Better Design.
Our ranking system
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Features
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Consumer Reviews
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Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
Value for money
topchoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
topchoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
