Eureka Mignon Specialità vs Fellow Opus 2 Conical Burr Grinder
Technical comparison · All-purpose grinders
Choose Eureka Mignon Specialità if you are looking for 55 mm flat burrs and a large 300 g hopper for traditional brewing. Choose Fellow Opus 2 if you prefer a single dose system with 48 mm conical burrs and maximum versatility for various brewing methods.
| Parameter |
Mignon Specialità
Eureka
F3 · Advanced
|
Opus 2 Conical Burr Grinder
Fellow
F3 · Advanced
|
|---|---|---|
| Awards | — | |
| Identity | ||
| Use tier | F3 — Advanced | F3 — Advanced |
| Price | ||
| Price (€) | ~200–450 € | ~90–200 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 12 × 14 × 35 cm | 13 × 20.6 × 26.7 cm |
| Weight (kg) | 5.6 kg | 2.3 kg |
| Power (W) | 310 W | 300 W |
| Category specs | ||
| Burr type | Flat | Conical |
| Burr diameter (mm) | 55 mm | 48 mm |
| Single dose | No | Yes |
| Supported brew methods | Espresso, Drip filter | Espresso, Pour over, Drip filter, French press, Cold brew |
| Adjustment type | Stepless | Stepless |
| Burr material | Hardened steel | Stainless steel |
| Drive | Electric | Electric |
| Hopper capacity (g) | 300 g | 100 g |
CoffeeSpecs Awards
No awards in this tier.
Lowest price range Advanced
The lowest estimated price range among the sheets in the All-purpose grinders category (advanced tier): 90–200 €. It is an editorial estimate, not a selling price.
How we assign awards →The differences that matter
- Burr type: Eureka Mignon Specialità uses 55 mm hardened steel flat burrs, whereas Fellow Opus 2 features 48 mm stainless steel conical burrs.
- Workflow and capacity: Fellow Opus 2 is designed for single dosing with a 100 g hopper; Eureka is built for keeping beans in the hopper with a 300 g capacity.
- Brewing versatility: The Fellow model covers a wider range, from espresso to cold brew, including french press and pour over, compared to the more focused use (espresso and American filter) of the Eureka model.
- Dimensions and weight: The Eureka is heavier (5.6 kg versus 2.3 kg for the Fellow) and taller (35 cm versus 26.7 cm), although the Fellow requires more depth (20.6 cm versus 14 cm).
Which one to choose
Choose Mignon Specialità if…
Choose Eureka Mignon Specialità if your main focus is espresso or American filter, you appreciate the mechanical stability guaranteed by the 5.6 kg weight, and prefer working with a full hopper (300 g) thanks to the 55 mm hardened steel flat burrs.
Choose Opus 2 Conical Burr Grinder if…
Choose Fellow Opus 2 if you continuously explore different extractions (pour over, french press, cold brew), need a compact grinder (only 26.7 cm tall) oriented towards single dosing, and favor the grind profile of 48 mm stainless steel conical burrs.
Where to buy
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