Head to head
Milwaukee M18 FH vs Stihl TS 420
The Milwaukee M18 FH is a 18v sds-plus rotary hammer with 4 operating modes. The Stihl TS 420 is a petrol cut-off machine for 350 mm cutting wheels.
Last reviewed 13 September 2026
Specifications side by side
| Milwaukee M18 FH | Stihl TS 420 | |
|---|---|---|
| Weight | 2.9 kg (without battery) | 9.8 kg |
| SDS chuck | 26mm SDS-Plus | - |
| Impact energy | 2.5 J | - |
| No-load speed | 0-1330 rpm | - |
| Impact rate | 0-4800 bpm | - |
| Displacement | - | 66.7 cm3 |
| Power | - | 3.20 kW |
| Cutting wheel | - | 350 mm |
Sources: Milwaukee M18 FH, Stihl TS 420. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the M18 FH if...
The M18 FH is Milwaukee's cordless answer to corded SDS-plus hammers, used by electricians and fixers who want to drop cable and chase without a compressor or extension lead on site. It is aimed at users already invested in the M18 range rather than those buying on price alone.
Full M18 FH specifications →Buy or hire the TS 420 if...
A hand-held petrol cut-off saw for cutting concrete, stone, kerbs and pipe. Used by groundworkers, utilities crews and landscapers on road and paving jobs.
Full TS 420 specifications →Common questions
What is the difference between the Milwaukee M18 FH and the Stihl TS 420?
The Milwaukee M18 FH is a 18V SDS-Plus rotary hammer with 4 operating modes; the Stihl TS 420 is a petrol cut-off machine for 350 mm cutting wheels.
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