Head to head
Compair C105-14 vs Karcher K5 Power Control Flex
The Compair C105-14 is a towable diesel air compressor. The Karcher K5 Power Control Flex is a domestic electric pressure washer for patios, cars and outdoor cleaning.
Last reviewed 13 September 2026
Specifications side by side
| Compair C105-14 | Karcher K5 Power Control Flex | |
|---|---|---|
| Weight | 2090kg (braked, adjustable towbar) or 2036kg (braked, straight towbar) | 12.4 kg (without accessories) |
| Free air delivery | 10.6 m3/min (375cfm) | - |
| Working pressure | 14 bar (204psi) | - |
| Engine | Deutz BF4M1013EC, 111kW | - |
| Fuel tank | 210 litres | - |
| Max pressure | - | 20-145 bar |
| Max flow rate | - | 500 l/h |
| Area performance | - | 40 sq m per hour |
Sources: Compair C105-14, Karcher K5 Power Control Flex. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C105-14 if...
A high-pressure, towable diesel compressor built for breaker tools, sandblasting and other high-pressure air work on construction sites, rather than the lower-pressure compressors used for general tool hire.
Listed by
- V Plant Sales - Bridgnorth, Acton Round
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 →Common questions
What is the difference between the Compair C105-14 and the Karcher K5 Power Control Flex?
The Compair C105-14 is a towable diesel air compressor; the Karcher K5 Power Control Flex is a domestic electric pressure washer for patios, cars and outdoor cleaning.
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