Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
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Tool comparison

Bosch GBH 18V-34 CF vs DeWalt DCH417

They differ in 5 of 5 areas. Specs, battery platforms and every way each one is sold, from the makers' own figures.

They differ in 5 of 5 areas

No overall winner: these are the figures that separate them, from each maker's own documentation.

SpecBosch GBH 18V-34 CFDeWalt DCH417
Impact energy5.8J4.5J
Impact rate2900bpm4200bpm
Max core cutter82mm127mm
Max hole, wood40mm32mm
Weight (bare)5kg4.1kg
Weight (with battery)5.6kg5.18kg
Vibration (hammer drilling)10.9 m/s²8.0 m/s²
Vibration (chiselling)11.7 m/s²6.7 m/s²
Noise95 dB(A) LpA / 103 dB(A) LwA96 dB(A) LpA / 104 dB(A) LwA
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