1Zpresso JX Pro S vs Eureka Mignon Specialità

1Zpresso JX Pro S
1Zpresso
JX Pro S
$139 Mid-Range
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vs
Eureka Mignon Specialità
Eureka
Mignon Specialità
$449 Mid-Range
Check price
Head-to-head scoreboard
JX Pro S · 2 0 TIES 2 · Mignon Specialità
The verdict

The JX Pro S at $139 is a remarkable value for filter and light espresso use; the Specialità at $449 is the right choice for serious daily espresso production without manual effort.

Spec face-off

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

JX Pro S
Mignon Specialità
48 mm
Burr
55 mm
35 g
Hopper
300 g
0.49 kg
Weight
4.2 kg

Full specifications

Spec
JX Pro S
Mignon Specialità
Price
$139
$449
Burr
48 mm
55 mm
Hopper
35 g
300 g
Weight
0.49 kg
4.2 kg
Burr Type
conical
flat
Grind Settings
stepless
stepless
Rpm
1,350
Grind Range
espresso to french press
espresso focus
Type
manual

Strengths & weaknesses

1Zpresso JX Pro S
1Zpresso JX Pro S
Strengths
48mm conical burrs are 10mm larger than the Comandante C40 MK4's 38mm
Full-rotation external adjustment ring with 90 clicks per revolution provides precise, repeatable grind settings more intuitive than the C40's relative-click collar
External bearing on the main shaft eliminates wobble found in cheaper manual grinders
Trade-offs
No numbered position reference on the adjustment ring
Grinding 18g for espresso takes approximately 90-120 seconds at fine settings
Stainless steel case shows fingerprints prominently; body finish feels less premium than the C40's anodized aluminum in direct comparison
Eureka Mignon Specialità
Eureka Mignon Specialità
Strengths
Stepless micrometric adjustment allows grind changes finer than 1/40th of a full revolution
55mm flat steel burrs produce a bimodal particle distribution optimized for espresso extraction, delivering crema and body characteristic of larger commercial burr sets
ACE (Anti-Clump Exhaust) system evacuates residual grounds after each grind cycle, reducing dose-to-dose cross-contamination in hopper-fed workflow
Trade-offs
Espresso-focused design produces excessive fines at coarser settings
300g hopper requires daily top-ups for high-volume households and is neither practical for single-dosing nor large batch workflows
Stepless adjustment with no reference notches means there are no position markers for returning to a dialed setting

Full comparison

The 1Zpresso JX Pro S ($139) features 48mm conical burrs, stepless adjustment, and a 35g hopper. It punches well above its price class and handles the full brew range including espresso. Hand-grinding takes effort and time — roughly 1 to 2 minutes per dose — but the output quality is genuinely competitive.

The Eureka Mignon Specialità ($449) runs 55mm flat burrs at 1350 RPM with a 300g hopper and stepless micrometric adjustment. It's purpose-built for espresso and produces consistent, fast results with minimal user input beyond dialing in grind size. Its flat-burr character differs from the JX Pro's conical profile — generally brighter and more separation-forward.

The $310 price difference is the central issue. For a student, office worker, or light home user, the JX Pro S delivers excellent espresso quality at a fraction of the Specialità's cost. For a home barista pulling two or more shots daily who values electric convenience, the Specialità is the more practical long-term tool.

Burr size also matters: 55mm flat versus 48mm conical. The Specialità's larger flat burrs produce a different cup profile — not necessarily better, but different in character. The JX Pro S is ideal as a first serious grinder or travel companion. The Specialità suits committed home espresso drinkers.

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