Eureka Mignon Libra vs Lelit William

Technical comparison · Espresso grinders

In brief

William is ahead on burr diameter; beyond that the two differ in adjustment type, which is a design choice rather than a ranking. On the category's technical index, William ranks #6 of 23, Mignon Libra #13.

Parameter
Eureka Mignon Libra Mignon Libra Eureka F3 · Advanced
Lelit William William Lelit F3 · Advanced
Identity
Use tier F3 — Advanced F3 — Advanced
Price
Price (€) ~450–1000 € 469 €
Price updated on — 09/2026
Universal specs
Dimensions (W×D×H) (cm) 12.4 × 19.3 × 39 cm 14 × 22.5 × 38.5 cm
Weight (kg) 6.5 kg 6.6 kg
Power (W) 310 W —
Voltage (V) 220 V 230 V
Category specs
Burr type Flat Flat
Burr diameter (mm) 55 mm 64 mm
Single dose No No
Supported brew methods Espresso —
Adjustment type Stepless Micrometric
Burr material Hardened steel —
Drive Electric Electric
Motor speed (rpm) 1350 rpm —
Hopper capacity (g) 300 g 350 g

The differences that matter

  • Burr diameter: Mignon Libra 55 mm vs William 64 mm
  • Adjustment type: Mignon Libra Stepless · William Micrometric

Which one to choose

Choose William if…

you value burr diameter.

See the William sheet →

Questo confronto rimanda alle due schede, dove trovi i dati completi e i link ufficiali.