Acaia Umbra vs Timemore Black Mirror Nano

Technical comparison · Scales

In brief

Umbra and Black Mirror Nano are not direct competitors: different use classes. Umbra is the entry-level choice; Black Mirror Nano offers more capability in a higher class. Judge them by budget, not head-to-head.

Parameter
Acaia Umbra Umbra Acaia F1 · Entry
Identity
Use tier F1 — Entry F3 — Advanced
Price
Price (€) ~90–200 € ~90–200 €
Price updated on — 09/2026
Universal specs
Dimensions (W×D×H) (cm) 10.5 × 10.5 × 1.5 cm —
Weight (kg) 0.3 kg 0.231 kg
Category specs
Readability (g) 0.1 g 0.1 g
Max capacity (g) 1000 g 2000 g
Built-in timer No Yes
Flow rate measurement No Yes
Water resistant Yes —

The differences that matter

  • Built-in timer: Black Mirror Nano yes, Umbra no
  • Flow rate measurement: Black Mirror Nano yes, Umbra no

Which one to choose

Choose Black Mirror Nano if…

you value built-in timer and flow rate measurement.

See the Black Mirror Nano sheet →

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