Comandante C40 MK4 vs Comandante C40 MK4 Red Clix

Winner
Comandante C40 MK4
Comandante
C40 MK4
$325 Upper-Mid
Check price
vs
Comandante C40 MK4 Red Clix
Comandante
C40 MK4 Red Clix
$475 Upper-Mid
Head-to-head scoreboard
C40 MK4 · 1 3 TIES 0 · C40 MK4 Red Clix
The verdict

Choose the standard C40 for filter coffee and occasional espresso; upgrade to the Red Clix if espresso is your primary focus and you want finer, more precise adjustment at each click.

Spec face-off

Bars scaled to the higher value. Coloured = wins that spec.

C40 MK4
C40 MK4 Red Clix
38 mm
Burr
38 mm
30 g
Hopper
30 g
0.55 kg
Weight
0.55 kg

Full specifications

Spec
C40 MK4
C40 MK4 Red Clix
Price
$325
$475
Burr
38 mm
38 mm
Hopper
30 g
30 g
Weight
0.55 kg
0.55 kg
Burr Type
conical
conical
Grind Settings
stepless
stepless
Rpm
Grind Range
espresso to french press
espresso to french press
Type
manual
manual

Strengths & weaknesses

Comandante C40 MK4
Comandante C40 MK4
Strengths
Nitrobladed high-nitrogen stainless steel burrs maintain sharpness significantly longer than standard stainless
Stepless click ring adjustment (nominally 16 clicks per revolution, adjustable) provides precision to dial in espresso with single-click resolution
Silent operation
Trade-offs
30g hopper means grinding 30g+ for batch brewing requires two separate loads
Grinding 18g for espresso takes approximately 60-90 seconds depending on grind setting
At $325, it is expensive for a manual grinder
Comandante C40 MK4 Red Clix
Comandante C40 MK4 Red Clix
Strengths
Red Clix collar provides approximately 30% more clicks per revolution than the standard C40, enabling grind adjustments finer than any electric grinder under $800 and most professional stepless grinders
Same nitrobladed high-nitrogen burrs as the standard C40 MK4
Red Clix sold separately as an upgrade for existing C40 owners
Trade-offs
$475 for a manual grinder that grinds 18g in 60-90 seconds
Finer click increment makes adjustment feel less positive than the standard C40
Red Clix advantage is primarily relevant at espresso grind settings; pour-over users gain little practical benefit and pay a $150 premium over the standard C40

Full comparison

The Comandante C40 MK4 ($325) and the C40 MK4 Red Clix ($475) share the same 38mm conical burrs, stepless range, 30g hopper, and overall build. The $150 difference comes down to one upgrade: the Red Clix replaces the standard click mechanism with a finer-resolution system that allows more granular espresso adjustment.

For filter coffee brewing — pour-over, french press, AeroPress — both grinders perform identically. The additional click precision in the Red Clix makes no meaningful difference at filter grind settings where adjustments are coarser and less sensitive. The standard C40 is more than sufficient for filter use.

For espresso, the Red Clix matters. Espresso requires fine, precise adjustments — often fractions of a gram in dose or seconds in shot time — and the Red Clix's finer click increments make dialing in easier and more repeatable. Users who pull espresso daily will appreciate the added control.

The standard C40 at $325 is the right choice for filter-first brewers or those who pull occasional espresso without needing to dial in precisely. The Red Clix at $475 makes sense for dedicated home espresso users who also want portability. If espresso is not your primary brew method, the $150 upgrade is not worth it.

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