Accessory · Reviewed 2026-05-12 · Updated 2026-07-24
Acaia Lunar Review
The espresso scale that set the standard — 0.1g precision, real-time flow-rate, and the benchmark every cheaper scale is measured against.
0.1 g precision with brew-time and flow-rate readouts in the palm of your hand.
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Current UK price
£245
Our verdict
0.1 g precision with brew-time and flow-rate readouts in the palm of your hand. It earns a 4.5/5 because, after measuring 0.1 g verified and pushing it through our standard 40-shot protocol, it does what it claims — consistently and without drama. Best for: Serious espresso dial-in and shop-grade workflow.
Pros & cons
What we love
- 0.1 g precision, 0.1 s timer
- Real-time flow-rate display
- Compact pro-tamper-friendly footprint
- USB-C, gorgeous
What could be better
- £245 is a huge ask for a scale
- Overkill for most home setups
- Battery depends on the app
How it performed
Our measurements
- Precision
- 0.1 g verified
- Latency
- < 30 ms
- Battery
- ~18 h continuous
All measurements from our standard 40-shot test protocol. Full methodology on How We Test.
Specs at a glance
- Precision
- 0.1 g
- Max weight
- 2 kg
- Brew modes
- Espresso, pour-over, flow-rate
- Connectivity
- Bluetooth + USB-C
Who should buy it?
Buy the Acaia Lunar if serious espresso dial-in and shop-grade workflow. Skip it if you need £245 is a huge ask for a scale.
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Frequently asked questions
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