Head to head
Bosch Professional GSB 18V-90 C vs Compair C105-14
The Bosch Professional GSB 18V-90 C is a 18v brushless combi drill/driver with bluetooth connectivity. The Compair C105-14 is a towable diesel air compressor.
Last reviewed 13 September 2026
Specifications side by side
| Bosch Professional GSB 18V-90 C | Compair C105-14 | |
|---|---|---|
| Weight | 1.2 kg (excl. battery) | 2090kg (braked, adjustable towbar) or 2036kg (braked, straight towbar) |
| Max torque | 65 / 36 Nm (hard/soft) | - |
| Chuck | 13mm metal | - |
| No-load speed | 0-630 / 0-2100 rpm | - |
| Impact rate | 29,500 bpm | - |
| Free air delivery | - | 10.6 m3/min (375cfm) |
| Working pressure | - | 14 bar (204psi) |
| Engine | - | Deutz BF4M1013EC, 111kW |
| Fuel tank | - | 210 litres |
Sources: Bosch Professional GSB 18V-90 C, Compair C105-14. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GSB 18V-90 C if...
This combi drill sits in Bosch Professional's Biturbo 18V range for builders who want connected tool tracking alongside solid drilling performance. It is a common counterpart to the corded GBH 2-28 F for buyers moving their kit over to battery power.
Full GSB 18V-90 C specifications →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
Common questions
What is the difference between the Bosch Professional GSB 18V-90 C and the Compair C105-14?
The Bosch Professional GSB 18V-90 C is a 18V brushless combi drill/driver with Bluetooth connectivity; the Compair C105-14 is a towable diesel air compressor.
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