Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
2 of 3 tools
Tool comparison

Bosch GBH 18V-21 vs HiKOKI DH18DPB

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-21HiKOKI DH18DPB
Impact energy2J1.3J
Impact rate5100bpm5500bpm
Max hole, concrete21mm18mm
Max hole, wood30mm18mm
Weight (bare)2.4kg1.6kg
Weight (with battery)3kg2.16kg
Vibration (hammer drilling)15.5 m/s²11.6 m/s²
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