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Comandante C40 MK4 Nitro Blade and Turin DF64 Gen 2.7 Single-Dose Coffee Grinder tie on our overall score — the choice comes down to what you value most.

Side by side

Every detail, compared.

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Coffee Reviews score
8.5Great
8.5Great
Performance30% of score
9.0
8.7
Build & reliability20% of score
9.4
8.0
Ease of use15% of score
7.5
7.7
Value20% of score
7.2
9.0
Community love15% of score
9.2
8.8
Community
No ratings yet
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Typical price
$329
$399
Type
Manual conical burr grinder
Electric flat burr single-dose grinder
Burr
Nitro Blade conical burr with 'floating cone' design
64 mm flat; stainless steel or Red Titanium (+$25)
Burr steel
Nitro Rex high-nitrogen stainless steel (over 17% chromium, with vanadium and molybdenum)
Stepless collar
Grind adjustment
Clicks counted from zero via a 3-pointed dial under the jar
250 W AC, fixed speed
Suggested settings
7–13 clicks espresso, 14–20 moka pot, 18–35 pour-over, 25–35 French press
110–120 V US model
Warranty
No fixed term published; Comandante offers spare parts and a repair service via dealers
1-year warranty (store terms and exclusions apply)
Brew methods
Pour-over, AeroPress, French press, Moka pot, Espresso
Espresso, Pour-over, AeroPress, Drip machine, French press
Certifications
—
—
Video reviews
Best for
  • • Pour-over enthusiasts who want a buy-it-for-life hand grinder
  • • Travel and outdoor brewing with no power
  • • Following online recipes written in Comandante clicks
  • • Single-dosers who switch beans often
  • • Espresso drinkers who also brew filter
  • • Tinkerers who plan to try aftermarket 64 mm burrs
Strengths
  • Exceptionally consistent grind with low retention and clumping
  • Nitro Blade burrs in corrosion-resistant high-nitrogen steel
  • Made in Germany with spare parts and repair service
  • 64 mm flat burrs for espresso and filter at a mid-range price
  • Stepless adjustment for fine espresso dialing
  • Plasma ion generator and redesigned chute cut static and retention
Watch-outs
  • Slow: about 50 seconds for 20 g in The Coffee Chronicler's test
  • No dial readout; you count clicks from zero each time
  • Noisy, especially with SSP burrs
  • Fixed motor speed (Turin's DF64V adds variable RPM)

FAQ

Quick answers.

Which is better, C40 MK4 Nitro Blade or DF64 Gen 2.7 Single-Dose Coffee Grinder?

Comandante C40 MK4 Nitro Blade and Turin DF64 Gen 2.7 Single-Dose Coffee Grinder tie on our overall score — the choice comes down to what you value most.

Which costs less per unit?

Comandante C40 MK4 Nitro Blade works out to about $329 and Turin DF64 Gen 2.7 Single-Dose Coffee Grinder to about $399, based on typical retail prices when we last checked.

How do you score them?

Both are scored on the same five-factor rubric — weighted for flavor or performance, quality, value, sourcing or build, and community sentiment — using public specs, verified creator reviews and community consensus.