Acaia Pearl edges out TIMEMORE Black Mirror Basic 2.0, 8.5 to 8.2. It wins on performance, build & reliability, ease of use, while the Black Mirror Basic 2.0 is stronger on value.
Side by side
Every detail, compared.
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Acaia
Pearl
Highest score- • Pour-over enthusiasts who want flow-rate feedback
- • Café-style brew bars
- • Recipe tracking with Acaia's apps
- • Pour-over brewers on a budget
- • Espresso dosing on machines with enough cup clearance
- • Upgrading from a kitchen scale
- Fast, precise 0.1 g readings up to 2 kg
- Real-time flow-rate indicator for pour-over
- 30–40 hour battery with USB-C charging
- 0.1 g resolution up to 2 kg
- Automatic timer and flow-rate readout
- USB rechargeable with a sealed port
- Expensive
- Companion apps are poor and dated (CoffeeGeek)
- 26 mm height can be tight under some espresso machines
- Auto-off after 3 minutes of inactivity
FAQ
Quick answers.
Which is better, Pearl or Black Mirror Basic 2.0?
Acaia Pearl edges out TIMEMORE Black Mirror Basic 2.0, 8.5 to 8.2. It wins on performance, build & reliability, ease of use, while the Black Mirror Basic 2.0 is stronger on value.
Which costs less per unit?
Acaia Pearl works out to about $150 and TIMEMORE Black Mirror Basic 2.0 to about $55.00, based on typical retail prices when we last checked.
How do you score them?
Both are scored on the same five-factor rubric — weighted for flavor or performance, quality, value, sourcing or build, and community sentiment — using public specs, verified creator reviews and community consensus.