Head to head
Karcher K5 Power Control Flex vs Von Arx VA 25 S
The Karcher K5 Power Control Flex is a domestic electric pressure washer for patios, cars and outdoor cleaning. The Von Arx VA 25 S is a electric self-propelled surface scarifier for removing coatings, paint and thin screeds from floors.
Last reviewed 13 September 2026
Specifications side by side
| Karcher K5 Power Control Flex | Von Arx VA 25 S | |
|---|---|---|
| Weight | 12.4 kg (without accessories) | 116kg |
| Max pressure | 20-145 bar | - |
| Max flow rate | 500 l/h | - |
| Area performance | 40 sq m per hour | - |
| Working width | - | 25cm |
| Motor power | - | 4kW / 5.3HP (electric) |
| Power supply | - | 3x230V or 3x400V electric (110V version also available) |
Sources: Karcher K5 Power Control Flex, Von Arx VA 25 S. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the K5 Power Control Flex if...
The K5 sits in Karcher's mid-to-upper domestic range, bought outright by homeowners for regular patio, car and garden furniture cleaning rather than hired. It is frequently the model UK reviewers and retailers use as the benchmark domestic Karcher pressure washer.
Full K5 Power Control Flex specifications →Buy or hire the VA 25 S if...
A walk-behind, self-propelled scarifier used by flooring contractors and plant hire firms to strip old coatings, paint and thin screed off concrete floors. The electric drive suits indoor jobs where a petrol machine's fumes and noise are not wanted.
Listed by
- The Hire Supply Co UK Ltd - London
Common questions
What is the difference between the Karcher K5 Power Control Flex and the Von Arx VA 25 S?
The Karcher K5 Power Control Flex is a domestic electric pressure washer for patios, cars and outdoor cleaning; the Von Arx VA 25 S is a electric self-propelled surface scarifier for removing coatings, paint and thin screeds from floors.
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