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 GSB 18V-21 vs Einhell TP-CD 18/50-C Li-i BL

They differ in 4 of 6 areas. Specs, battery platforms and every way each one is sold, from the makers' own figures.

They differ in 4 of 6 areas

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

SpecBosch GSB 18V-21Einhell TP-CD 18/50-C Li-i BL
Max torque55Nm50Nm
Top speed1800rpm2000rpm
Blows per minute27000bpm30000bpm
Weight (bare)1.3kg0.99kg
Weight (with battery)1.9kg1.58kg
Vibration (hammer drilling)11 m/s²6.23 m/s²
Vibration (drilling metal)< 2.5 m/s²≤2.5 m/s²
Noise88 dB(A) LpA / 99 dB(A) LwA78.5 dB(A) LpA / 86.5 dB(A) LwA
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