Acaia Pearl Model S 2021

The Acaia Pearl Model S is a professional-grade smart scale that brings consistency and insight to your coffee brewing. It provides all the help you will need to make that perfect cup of coffee with its essential brewing modes, real time flow-rate display and the all new built-in Acaia interactive coffee brewing guide.

The Acaia Pearl S is designed to display coffee brewing guides. You can upload your recipe to our app and share it with anyone.

The real-time flowrate indicator can assist and elevate your pour-over technique. You are in control of how you brew.

Behind the simple and uncluttered design of our products is our attention to detail and quality. We hand-build and calibrate every piece of them to last.


  • LED Display: Now shows a dot matrix to support the three different font sizes and an alphanumeric display.
  • Capacity: Increased to a 3kg capacity.
  • Internal Components: The support structure inside the scale has changed from plastic to metal, creating a more reinforced top and a slightly heavier scale.
  • Brightness Levels: There are four different brightness level options; low, medium, high, and bright.
  • Included: Pearl S, Heat Resistant Coaster, Micro USB Cable 


1. Weighing - Displays the weight only.

2. Dual Display - Displays the time (minutes and seconds) and the weight at the same time.

3. Portafilter - Tares immediately when a portafilter is placed on the weighing platform. The scale remembers the weight for 30 seconds while you dose your portafilter. The weight will automatically reset after 30 seconds of no weight change.

4. Espresso - The scale tares automatically when an object is placed on the weighing platform and the timer will auto-start once a flow is detected.

5. Pour Over - Displays flow rate, time, and weight to master your pour over recipe.

6. Flow Rate Practice - Displays a flow rate in grams to seconds and a ticked scale mark for keeping your flow consistent while pouring.

7. Brew Guide - Displays prompts for the recipe that's loaded.


PS001 / PS002

Product Weight

620 g ± 5 g

Product Dimensions

W: 160 mm L: 160 mm H: 32 mm

Maximum Capacity

3000 g / 105.82 oz

Minimum Capacity

0.1 g

Measuring Units

g / oz


0.1 g


0.1 g


1 d

Indication Limit

3090 g / 108.99 oz

Power Supply

5 V / 500 mA


Lithium-ion rechargeable 3.7 V 2200 mAh

Battery Life

Up to 16~40 hours


Dot matrix LED




Bluetooth 4.0

Inside the

Acaia Pearl Model S Coffee Scale

(White / Black) x 1

Heat Resistant Coaster (Round) x 1

Micro USB Charging Cable x 1v