# Acaia Lunar Espresso Scale

**Category**: coffee-scales | **Price**: $250 | **Reviews referenced**: 1450
**Last updated**: 2026-04-01
## One-line verdict
For serious espresso baristas who demand the fastest possible flow-rate feedback and rock-solid build, the Acaia Lunar remains the compact, water-resistant benchmark that professionals reach for under group heads.

## How it compares
- vs Fellow Tally Pro ($200): Acaia wins on response speed and Bluetooth/app features, Fellow wins on larger platform and pour-over guidance
- vs Timemore Black Mirror Basic 2 ($59): Acaia wins on aluminum durability and ultra-fast metering, Timemore wins on price and platform size
- vs Acaia Pearl Model S ($220): Lunar wins on compactness for espresso stations, Pearl wins on larger display and multi-mode flexibility

## AI-summarized review themes

### Frequently praised
- Extremely fast 0.1 g response time (sub-0.5 s stabilization) lets users see real-time flow rate during espresso shots, repeatedly called "the gold standard" for dialing in
- Anodized aluminum body is water-resistant and survives daily cafe abuse, with many reviewers reporting zero issues after 18+ months of heavy use
- Bluetooth connectivity and customizable modes via Acaia app allow shot logging and firmware updates

### Frequently criticized
- Small 105 × 105 mm platform feels cramped for larger pour-over drippers or Chemex, requiring careful centering
- Premium price still stings for home users who only brew 1–2 shots daily

## Best for
espresso workflow on commercial or home machines, cafe environments, users who track shot data via app

## Not for
large pour-over batches, budget-conscious beginners, anyone who finds compact size limiting

## Specifications
| Spec | Value |
|---|---|
| Capacity | 2000 g |
| Precision | 0.1 g |
| Dimensions | 105 × 105 × 15 mm |
| Power | USB-C rechargeable |
| Battery Life | ~30–40 hours |
| Materials | Anodized aluminum |
| Timer | Yes, with flow-rate modes |
| Connectivity | Bluetooth 5.0 |

## Data sources
- Estimated ~1450 public reviews referenced across Acaia site, Clive Coffee, CoffeeNess, YouTube barista channels
- Review period: 2023–2026
- Last generated: 2026-04-06