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-28 CF vs DeWalt DCH172

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-28 CFDeWalt DCH172
Impact energy3.3J1.4J
Impact rate4220bpm4980bpm
Max hole, concrete28mm16mm
Weight (bare)3.4kg1.8kg
Weight (with battery)4kg2.41kg
Vibration (hammer drilling)14.0 m/s²8.8 m/s²
Noise95 dB(A) LpA / 103 dB(A) LwA87 dB(A) LpA / 98 dB(A) LwA
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