Commandante C40 MK4 vs 1Zpresso K-Ultra
Side-by-side grinder comparison
| Specification | Commandante C40 MK4 | 1Zpresso K-Ultra |
|---|---|---|
| Brand | Commandante | 1Zpresso |
| Price (MSRP) | $299 | $239 |
| Category | Hand Grinder | Hand Grinder |
| Burr Size | 39 mm | 48 mm |
| Burr Material | Steel | Steel |
| Burr Type | 39mm conical | 48mm conical |
| Grind Speed | N/A | N/A |
| Retention | 0.1 g | 0.1 g |
| Single Dose | Yes | Yes |
| Stepless | No | No |
| Hopper | 35 g | 35 g |
| Motor | N/A | N/A |
| Dimensions | 53 x 53 x 200 mm | 55 x 55 x 195 mm |
| Weight | 0.5 kg (1.1 lbs) | 0.7 kg (1.5 lbs) |
Expert Analysis
The Commandante C40 MK4 ($299) and 1Zpresso K-Ultra ($239) are both premium hand grinders. The C40 MK4 uses 39mm high-nitrogen steel burrs with stepped adjustment at 0.5 kg. The K-Ultra uses 48mm steel burrs with stepped adjustment at 0.7 kg. The K-Ultra's larger burrs grind significantly faster — a major comfort advantage for daily hand grinding. The C40 MK4's smaller but exceptionally precise burrs produce a marginally more uniform grind distribution. The K-Ultra features a magnetic catch cup and external adjustment with numbered clicks for excellent repeatability. The C40 MK4's external top adjustment with Red Clix upgrade capability is legendary for its precision. The K-Ultra is versatile from espresso to French press. The C40 MK4 excels across the entire range with particular strength in filter. Both have near-zero retention. The K-Ultra is heavier but more ergonomic. Verdict: The K-Ultra is the practical choice — faster, cheaper, with excellent versatility. The C40 MK4 is for hand grinding purists who prioritize the absolute finest grind quality and the Commandante legacy.
Price: The 1Zpresso K-Ultra is priced at $239, which is $60 less than the Commandante C40 MK4 at $299. That's a 20% price gap.
Burr Size: The 1Zpresso K-Ultra has larger 48 mm burrs compared to the Commandante C40 MK4's 39 mm burrs. Larger burrs generally grind faster and produce less heat, preserving coffee flavor.
Our Verdict
The choice between the Commandante C40 MK4 and the 1Zpresso K-Ultra comes down to your priorities and budget. The 1Zpresso K-Ultra is the more affordable option and offers great value. The Commandante C40 MK4, while pricier, may justify the investment with superior grind quality and features. Both grinders are capable of producing excellent espresso grinds when properly dialed in.