Acaia Lunar Coffee Scale vs Acaia Pearl Laboratory Grade Coffee Scale
Two scales side by side. They differ on water-resistant. The Acaia Lunar Coffee Scale has water resistance; the Acaia Pearl Laboratory Grade Coffee Scale does not.
Acaia Lunar Coffee Scale
Acaia Pearl Laboratory Grade Coffee Scale
Our take
These two are close. Both offer 0.1 g resolution, a timer with auto start and a flow-rate display, and both fit on an espresso drip tray. The difference is water resistance. Get the Acaia Lunar Coffee Scale if drips and spills are part of your routine. The Acaia Pearl Laboratory Grade Coffee Scale is fine if your setup stays dry, but it is not water-resistant.
What actually differs
- The Acaia Lunar Coffee Scale has water resistance; the Acaia Pearl Laboratory Grade Coffee Scale does not.
Which one should you buy?
Users who want a compact scale that sits on the drip tray and tracks espresso timing and flow.
This scale suits users who need accurate weighing and timing on an espresso setup. The timer, flow display, and auto features help track extraction details directly on the machine.
Full specs and review →Home users who monitor flow rates while brewing espresso or pour-over coffee.
Coffee enthusiasts who track pour flow rates will appreciate the integrated display and timer functions. Its size suits espresso machine setups.
Skip it if: Anyone needing a water-resistant scale should look elsewhere.
Full specs and review →Where each one wins
- Water resistance
Specs compared
Rows where they differ are highlighted. Specs are from manufacturer sources; blanks are left blank, never estimated.
| Spec | Acaia Lunar Coffee Scale | Acaia Pearl Laboratory Grade Coffee Scale |
|---|---|---|
| Typical price | $$$ $150–300 | $$$ $150–300 |
| Max capacity | 2000 g | 2000 g |
| Resolution | 0.1 g | 0.1 g |
| Built-in timer | Yes | Yes |
| Auto tare / auto start | Yes | Yes |
| Flow-rate display | Yes | Yes |
| Fits on an espresso drip tray | Yes | Yes |
| Power | Rechargeable | Rechargeable |
| Water-resistant | Yes | No |
What they have in common
Both record the same value for: max capacity (2000 g); resolution (0.1 g); built-in timer (Yes); auto tare / auto start (Yes); flow-rate display (Yes); fits on an espresso drip tray (Yes); power (Rechargeable).
Acaia Lunar Coffee Scale vs Acaia Pearl Laboratory Grade Coffee Scale: common questions
What is the main difference between the Acaia Lunar Coffee Scale and the Acaia Pearl Laboratory Grade Coffee Scale?
The Acaia Lunar Coffee Scale has water resistance; the Acaia Pearl Laboratory Grade Coffee Scale does not.
Is the Acaia Lunar Coffee Scale or the Acaia Pearl Laboratory Grade Coffee Scale more expensive?
Both sit in the same typical price band, $$$ $150–300.