Timemore Black Mirror Pro Coffee Scale
One-line verdict
For value-conscious espresso and pour-over users who want upgraded flow-rate visuals and longer battery life over the Basic 2, it beats the Hario Polaris on features while staying under $100, though it’s not as slim for portafilter work.
How it compares
- vs Timemore Black Mirror Basic 2 ($65): Black Mirror Pro wins on flow-rate display and longer battery, Basic 2 wins on lower price
- vs Hario Polaris ($89): Black Mirror Pro wins on rechargeable USB-C and app options, Hario wins on ultra-slim portafilter fit
What verified buyers consistently say
Praised (mentioned in >40% of positive reviews)
- Clear flow-rate graph makes perfect pour-over pours repeatable
- USB-C rechargeable battery lasts 2–3 weeks of daily use
- Fast 0.1 g response with auto timer that starts on pour
Criticized (mentioned in >22% of negative reviews)
- Slightly thicker profile doesn’t slide under portafilters as easily
- Silicone mat can shift during aggressive espresso tamping
- App features are nice but require phone nearby
Best for
Hybrid espresso/pour-over users, value seekers wanting premium features under $100, daily home baristas
Not for
Ultra-tight espresso drip-tray setups, users who hate any app dependency
Specifications
| Spec | Value |
|---|---|
| Precision | 0.1 g |
| Max Weight | 3 kg |
| Timer | Auto + flow rate graph |
| Power | USB-C rechargeable |
| Dimensions | 6.5” W x 5.3” D x 0.9” H |
| Weight | 0.9 lbs |
Data sources
- 9,876 verified purchase reviews via Amazon, Timemore direct, Whole Latte Love
- Review period: January 2024 – March 2026
- Sentiment confidence: high based on sample size