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Grinder comparison

Comandante C40 MK4 vs Hario Mini Mill Plus

The Comandante C40 MK4 makes the smaller adjustments (27.9 µm a step against 63.2 µm), so it gives finer control between settings. Both reach the same grind sizes, just at different numbers.

Side by side

Comandante C40 MK4Hario Mini Mill Plus
Setting formatClickClick
Finer directionLower numbersLower numbers
Smallest adjustment27.9 µm63.2 µm
Steps from espresso to French press2310
Espresso setting~250 µm9 clicks2 clicks
Moka pot setting~350 µm13 clicks3 clicks
AeroPress setting~450 µm17 clicks5 clicks
V60 setting~560 µm21 clicks7 clicks
Chemex setting~700 µm26 clicks9 clicks
French press setting~900 µm33 clicks12 clicks
Kalita Wave setting~600 µm22 clicks7 clicks
Cold brew setting~1100 µm40 clicks15 clicks
Siphon setting~650 µm24 clicks8 clicks

This compares how the grinders adjust, not build quality, burr type or price. Settings come from one shared particle-size scale fitted from the Honest Coffee Guide and are a starting point.

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Questions

Which grinder has finer adjustment, the Comandante C40 MK4 or the Hario Mini Mill Plus?

The Comandante C40 MK4 makes the smaller adjustments (27.9 µm a step against 63.2 µm), so it gives finer control between settings. Both reach the same grind sizes, just at different numbers.

Can I use the same setting on both?

No. A V60 grind is about 21 clicks on the Comandante C40 MK4 and 7 clicks on the Hario Mini Mill Plus.