Head to head
Karcher HD 5/12 CX Plus vs Karcher K4
The Karcher HD 5/12 CX Plus is a cold water electric pressure washer with hose reel, a compact professional pressure washer. The Karcher K4 is a domestic electric pressure washer.
Last reviewed 6 October 2026
Specifications side by side
| Karcher HD 5/12 CX Plus | Karcher K4 | |
|---|---|---|
| Flow rate | 500 l/h | max. 420 l/h |
| Max pressure | 175 bar | - |
| Weight | 26.1 kg | - |
| Input power | 2.5 kW | - |
| Pressure | - | 20 - max. 130 bar |
| Rated input power | - | 1800 W |
| Weight without accessories | - | 5,5 kg |
| Dimensions | - | 302 x 346 x 849 mm (L x W x H) |
Sources: Karcher HD 5/12 CX Plus, Karcher K4. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HD 5/12 CX Plus if...
A single-phase 230 V cold water pressure washer for cleaning vehicles, yards, patios, walls and equipment on sites, farms and commercial premises. The built-in hose reel and carry handle make it easy to move between jobs.
Full HD 5/12 CX Plus specifications →Buy or hire the K4 if...
An entry-level domestic pressure washer used for patios, driveways, cars and garden furniture rather than trade cleaning work. Tool hire depots and general hire firms stock it as everyday, low-cost equipment.
Listed by
- WhyBuy - London
Common questions
What is the difference between the Karcher HD 5/12 CX Plus and the Karcher K4?
The Karcher HD 5/12 CX Plus is a cold water electric pressure washer with hose reel, a compact professional pressure washer; the Karcher K4 is a domestic electric pressure washer.
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