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

Mirka DEOS II 663 vs Festool DTS 400 REQ

They differ in 5 of 6 areas. Specs, battery platforms and every way each one is sold, from the makers' own figures.

They differ in 5 of 6 areas

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

SpecMirka DEOS II 663Festool DTS 400 REQ
Power input300W250W
Weight0.97kg1.5kg
Vibration (sanding)2.6 m/s²3.5 m/s²
Noise68 dB(A) LpA / 79 dB(A) LwA75 dB(A) LpA / 83 dB(A) LwA
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