Head to head
Bosch Professional GWS 18V-10 vs Stihl TS 440
The Bosch Professional GWS 18V-10 is a 18v cordless 125mm angle grinder. The Stihl TS 440 is a petrol cut-off machine with electronic water control for 350 mm wheels.
Last reviewed 13 September 2026
Specifications side by side
| Bosch Professional GWS 18V-10 | Stihl TS 440 | |
|---|---|---|
| Weight | 2.1 kg (excl. battery) | 11.1 kg |
| Disc diameter | 125mm | - |
| No-load speed | 9000 rpm | - |
| Spindle thread | M14 | - |
| Displacement | - | 66.7 cm3 |
| Power | - | 3.20 kW |
| Cutting wheel | - | 350 mm |
Sources: Bosch Professional GWS 18V-10, Stihl TS 440. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GWS 18V-10 if...
The GWS 18V-10 is Bosch's mainstream cordless replacement for a corded 125mm grinder, used for cutting, grinding and deburring on site. It is one of the most widely stocked cordless grinders in the Professional range and is often the reference comparison for rival 125mm cordless grinders.
Full GWS 18V-10 specifications →Buy or hire the TS 440 if...
A hand-held petrol cut-off saw for construction and civil engineering, with a wheel brake and electronic water control. Used by groundworkers and utilities crews for cutting concrete, kerbs and paving.
Full TS 440 specifications →Common questions
What is the difference between the Bosch Professional GWS 18V-10 and the Stihl TS 440?
The Bosch Professional GWS 18V-10 is a 18V cordless 125mm angle grinder; the Stihl TS 440 is a petrol cut-off machine with electronic water control for 350 mm wheels.
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