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Pressure Washer Karcher K Series Comparison - September 2025

7 Best Pressure Washer Karcher K Series In the UK

1
Best Choice
9.7Exceptional
2
9.6Exceptional
3
Best Value
9.5Excellent
4
9.2Excellent
5
9.1Excellent
6
8.9Very Good
7
8.7Very Good
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Model

Kärcher K 3 Horizontal pressure washer, pressure: max. 120 bar, flow rate: 380 l/h, area performance: 25 m²/h, water filter, weight: 3.7 kg, high-pressure hose and gun, spray lance, dirt blaster
Model
Kärcher K 4 Classic Pressure Washer, Pressure: max. 130 bar, Flow Rate: 420 l/h, Area Coverage: 30 m²/h, Water Filter, Weight: 4.6 kg, high-Pressure Hose and Gun, Dirt Blaster, Spray Lance
Model
Kärcher K 2 Power Control Home pressure washer, pressure: max. 110 bar, flow rate: 360 l/h, area: 20 m²/h, water filter, weight: 4.0 kg, high-pressure gun, dirt blaster, spray lance, Home Kit
Model
Kärcher K 3 Power Control pressure washer, pressure: max. 120 bar, flow rate: 380 l/h, area coverage: 25 m²/h, water filter, weight: 4.4 kg, high-pressure hose and gun, dirt blaster, spray lance
Model
Kärcher K 3 Classic pressure washer, pressure: max. 120 bar, flow rate: 380 l/h, area coverage: 25 m²/h, water filter, weight: 4.2 kg, high-pressure hose and gun, dirt blaster, spray lance
Model
Kärcher K 2 Classic Pressure Washer, Pressure: max. 110 bar, Flow Rate: 360 l/h, Area Coverage: 20 m²/h, Water Filter, Weight: 3.4 kg, high-Pressure Hose and Gun, one-Way Spray Lance, Dirt Blaster
Model
Kärcher K 2 Horizontal Pressure Washer, Pressure: max. 110 bar, Flow Rate: 360 l/h, Area Coverage: 20 m²/h, Water Filter, Weight: 3.5 kg, high-Pressure Hose and Gun, Vario Power Jet Spray Lance

Brand

Kärcher
Brand
Kärcher
Brand
Kärcher
Brand
Kärcher
Brand
Kärcher
Brand
Kärcher
Brand
Kärcher

Reviews

324 reviews
Reviews
484 reviews
Reviews
30,536 reviews
Reviews
8,632 reviews
Reviews
828 reviews
Reviews
564 reviews
Reviews
276 reviews

Features

Worth the money

9.4
Worth the money
9.8
Worth the money
9.6
Worth the money
8.6
Worth the money
9.1
Worth the money
9.6
Worth the money
9.1

Lightweight

9.8
Lightweight
9.6
Lightweight
9.6
Lightweight
9.4
Lightweight
9.6
Lightweight
9.4
Lightweight
9.4

Simple to use

9.9
Simple to use
9.4
Simple to use
9.6
Simple to use
9.6
Simple to use
9.6
Simple to use
9.4
Simple to use
9.3

Easy to build

9.9
Easy to build
9.4
Easy to build
9.6
Easy to build
9.6
Easy to build
9.3
Easy to build
9.1
Easy to build
9.1

Durability

9.9
Durability
9.4
Durability
9.6
Durability
8.4
Durability
8.4
Durability
8.4
Durability
9.3

Tech Specs

item weight

4.78 kg
item weight
5.68 kg
item weight
3.99 kg
item weight
4.4 kg
item weight
5.26 kg
item weight
4.28 kg
item weight
4.38 kg

customer reviews

4.6 4.6 out of 5 stars 81 ratings 4.6 out of 5 stars
customer reviews
4.5 4.5 out of 5 stars 121 ratings 4.5 out of 5 stars
customer reviews
4.6 4.6 out of 5 stars 7, 634 ratings 4.6 out of 5 stars
customer reviews
4.6 4.6 out of 5 stars 2, 158 ratings 4.6 out of 5 stars
customer reviews
4.5 4.5 out of 5 stars 207 ratings 4.5 out of 5 stars
customer reviews
4.5 4.5 out of 5 stars 141 ratings 4.5 out of 5 stars
customer reviews
4.5 4.5 out of 5 stars 69 ratings 4.5 out of 5 stars

hose length

6 Metres
hose length
6 Metres
hose length
-
hose length
7 Metres
hose length
6 Metres
hose length
3 Metres
hose length
4 Metres

item package quantity

1
item package quantity
1
item package quantity
-
item package quantity
1
item package quantity
1
item package quantity
1
item package quantity
1

power source

Corded Electric
power source
Corded Electric
power source
-
power source
AC
power source
Corded Electric
power source
Corded Electric
power source
Corded Electric

style

Single
style
Single
style
-
style
K 3 Power Control Washer
style
Single
style
Single
style
Single

batteries required

No
batteries required
No
batteries required
-
batteries required
No
batteries required
No
batteries required
No
batteries required
No

color

Yellow
color
Yellow
color
-
color
Yellow
color
Yellow
color
Yellow
color
Yellow

package dimensions

40.4 x 25.7 x 24.1 cm 4.78 kg
package dimensions
49 x 29 x 25 cm 5.68 kg
package dimensions
-
package dimensions
-
package dimensions
-
package dimensions
40.1 x 32.2 x 19.9 cm 4.28 kg
package dimensions
40.1 x 25.9 x 24.5 cm 4.38 kg

certification

-
certification
CSA, CE
certification
-
certification
CSA, CE
certification
-
certification
CSA, CE
certification
CSA, CE

pattern

-
pattern
Single
pattern
-
pattern
Single
pattern
Single
pattern
-
pattern
-

product dimensions

-
product dimensions
-
product dimensions
24.6 x 28 x 58.6 cm 3.99 kg
product dimensions
11.69 x 11.02 x 26.65 cm 4.4 kg
product dimensions
26.4 x 25.6 x 45 cm 5.26 kg
product dimensions
-
product dimensions
-

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
    1
    Kärcher
    16% Off

    Kärcher K 3 Horizontal pressure washer, pressure: max. 120 bar, flow rate: 380 l/h, area performance: 25 m²/h, water filter, weight: 3.7 kg, high-pressure hose and gun, spray lance, dirt blaster

    9.9 Simple to use
    9.9 Easy to build
    9.9 Durability

    Why we love it

    Lightweight and easy to carry.
    Perfect for occasional home use.
    Efficient accessory storage.
  • 9.6
    2
    Kärcher
    20% Off

    Kärcher K 4 Classic Pressure Washer, Pressure: max. 130 bar, Flow Rate: 420 l/h, Area Coverage: 30 m²/h, Water Filter, Weight: 4.6 kg, high-Pressure Hose and Gun, Dirt Blaster, Spray Lance

    9.8 worth the money
    9.6 Lightweight
    9.4 Simple to use

    Why we love it

    Compact and easy to store.
    Quick Connect for hassle-free setup.
    Versatile for various cleaning tasks.
  • 9.5
    3
    Kärcher
    39% Off

    Kärcher K 2 Power Control Home pressure washer, pressure: max. 110 bar, flow rate: 360 l/h, area: 20 m²/h, water filter, weight: 4.0 kg, high-pressure gun, dirt blaster, spray lance, Home Kit

    9.6 worth the money
    9.6 Lightweight
    9.6 Simple to use

    Why we love it

    Efficient cleaning for various surfaces.
    Includes helpful Kärcher Home & Garden app.
    Quick Connect system for easy setup.

Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
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Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
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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.
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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.