Eureka Mignon Turbo vs Fellow Opus 2 Conical Burr Grinder

Technical comparison · All-purpose grinders

In brief

Choose Eureka Mignon Turbo if you are looking for a semi-professional grinder with 65 mm flat burrs and a 300 g hopper primarily dedicated to espresso. Choose Fellow Opus 2 if you prefer a single dose grinder with 48 mm conical burrs, optimized to cover more brewing methods including cold brew and pour over.

Parameter
Eureka Mignon Turbo Mignon Turbo Eureka F4 · Semi-professional
Awards —
Identity
Use tier F4 — Semi-professional F3 — Advanced
Price
Price (€) ~450–1000 € ~90–200 €
Price updated on 09/2026 09/2026
Universal specs
Dimensions (W×D×H) (cm) 12 × 14 × 38 cm 13 × 20.6 × 26.7 cm
Weight (kg) 7.2 kg 2.3 kg
Power (W) 320 W 300 W
Category specs
Burr type Flat Conical
Burr diameter (mm) 65 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

Mignon Turbo

No awards in this tier.

Opus 2 Conical Burr Grinder

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

  • Burrs: Eureka uses 65 mm flat burrs made of hardened steel, whereas Fellow features 48 mm stainless steel conical burrs.
  • Coffee Management: The Opus 2 is a pure single dose grinder with a 100 g capacity, while the Mignon Turbo features a traditional 300 g hopper.
  • Size and Weight: The Mignon Turbo is significantly heavier (7.2 kg vs 2.3 kg) and taller (38 cm vs 26.7 cm), indicating a more stationary use.
  • Supported Methods: Eureka focuses on espresso and American filter; Fellow covers a broader spectrum including pour over, French press, and cold brew.

Which one to choose

Choose Mignon Turbo if…

Choose Eureka Mignon Turbo if your focus is stability in a semi-professional setting. With its 7.2 kg weight, 65 mm hardened steel flat burrs, and a large 300 g hopper, it is designed for continuous grinding cycles for espresso and American filter, without single dose functionality.

See the Mignon Turbo sheet →

Choose Opus 2 Conical Burr Grinder if…

Choose Fellow Opus 2 if you need versatility for various extraction methods, from pour over to cold brew. With its single dose design, 48 mm stainless steel conical burrs, and a weight of just 2.3 kg, it is a compact advanced solution for exploring multiple preparations while keeping stepless adjustment.

See the Opus 2 Conical Burr Grinder sheet →

Where to buy

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