Acaia Pearl Digital Coffee Scale (Classic Black)

The Scale That Measures What Actually Matters in Your Cup.

Pour over coffee is a numbers game whether you track them or not. Brew ratio, flow rate, bloom time, total draw-down: every one of those variables is shaping the cup. The difference between a brewer who dials things in and one who guesses is simply whether they're paying attention to the right data. The Acaia Pearl is built to make sure you are.

The Acaia Pearl Scale in Classic Black is a precision brewing scale designed from the ground up for coffee, not repurposed from a kitchen drawer. It tracks weight, time, and real-time flow rate simultaneously, pairs with the Acaia iOS and Android app for recipe logging and process monitoring, and delivers all of it through a display optimized to be read in any light. At its core, it does one thing: removes uncertainty from the brew so you can focus on the cup.

Whether you're working through a new single-origin on the V60, dialing in a Chemex ratio for guests, or syncing multiple scales across a coffee bar, the Pearl gives you the feedback loop a serious brewer needs.

Acaia Pearl Scale Features That Deliver

Real-Time Flow Rate Indicator
The Pearl tracks and displays your flow rate as you pour, giving you live feedback on whether you're on pace or drifting. Too fast and you risk channeling and underextraction. Too slow and you stall the bed. The flow indicator puts that information in front of you in real time, so corrections happen during the brew, not after the cup disappoints.

Faster, More Responsive Weight Sensing
Updated weight sensing technology means the Pearl stabilizes faster and reads more accurately than previous generations. When you're timing a bloom, adding water in controlled pulses, or tracking a specific draw-down target, lag is the enemy. The Pearl keeps up with how you actually brew.

Display Optimized for Any Light Condition
The Pearl's display adjusts for both high and low light environments, with specific optimization for sunlight readability. Whether you brew in a bright kitchen at noon or a dim setup before sunrise, you can read your numbers clearly without squinting or repositioning.

Built-In Stopwatch with Two-Way Timer Sync
The Pearl includes a built-in stopwatch that tracks bloom, pour, and infusion time without requiring a separate device. The two-way timer syncs with the Acaia app, so your timing data and your weight data live together in one place for every brew.

Multiple Brewing Modes
The Pearl offers three brewing modes to match your workflow: dual display for viewing weight and time simultaneously, auto-start timer mode that begins counting automatically when it detects a pour, and beverage mode for specific brewing methods. Set it to your style and it adapts to you.

Customizable Auto-Off
The Pearl is designed to stay on through your entire brew session. The auto-off feature is fully customizable through the app, so it won't shut down mid-extraction or cut out while you're still working. Configure it once and forget about it.

Rechargeable USB-C Battery
The Pearl charges via USB-C and runs 30 to 40 hours per charge, eliminating the cost and waste of replaceable batteries. Charge it between sessions and it's ready when you are.

App Integration for Recipe, Data, and Multi-Scale Sync
Connected to the Acaia app for iOS and Android, the Pearl unlocks recipe sharing, detailed brew data tracking, real-time process monitoring, and multi-scale sync for duplicating recipes across setups. For brewers who log their work, it's the kind of record-keeping that actually improves the cup over time.

Handcrafted Build Quality
Every Pearl is handcrafted, quality-checked, and calibrated before it ships. The construction meets industrial standards with waterproofing built for a real brewing environment. It belongs next to your kettle and dripper, not somewhere you have to be careful around coffee.

What's Included
Heat-resistant pad and USB-C charging cable.

Who the Acaia Pearl Coffee Scale With Timer Is For

The Pearl is for brewers who have stopped treating brew ratio as a rough estimate. It's for the pour over enthusiast who wants to know exactly what happened during a brew so they can reproduce or improve it. For the home barista who's tired of guessing why Tuesday's cup tasted different from Monday's when nothing seemed to change.

It's the right fit for:

• Pour over brewers who want real-time flow rate data and precise weight tracking in a single tool.
• Home baristas dialing in a new coffee or method who need consistent, logged results to compare across brews.
• Multi-method brewers who rotate between V60, Chemex, Kalita, and AeroPress and want one scale that handles all of it.
• Cafe owners and baristas who need a reliable, barista-proof scale that holds up to daily professional use and makes recipe duplication simple across stations.
• Gift buyers looking for a design-forward, genuinely useful tool for the coffee enthusiast who already has the basics covered.
• Anyone using the Acaia app ecosystem who wants recipe sync and brew data history built into their daily workflow.
• Brewers upgrading from a basic kitchen scale who want the responsiveness and coffee-specific features a general scale can't deliver.

How the Acaia Pearl Compares

Acaia Pearl vs. Hario V60 Drip Scale
The Hario V60 Drip Scale is one of the most familiar entry-level coffee scales on the market. It offers basic weight and time in a compact, affordable form that has introduced a lot of home brewers to the idea of measuring their coffee seriously. For a beginner who needs the fundamentals and nothing more, it does the job.

The Pearl operates in a different tier. Where the Hario shows you weight and time, the Pearl adds real-time flow rate, multiple brewing modes, auto-start timer, app connectivity with full brew data logging, multi-scale sync, and a display designed for readability in variable light. The Pearl also charges via USB-C with a 30 to 40 hour battery versus the Hario's AAA batteries. For a brewer who wants to actively improve their technique using real data, the Pearl is a meaningfully different tool.

Choose the Hario V60 Drip Scale when you want an affordable, simple entry into measured brewing. Choose the Acaia Pearl when you want the data, feedback, and app integration that serious dialing-in requires.

Acaia Pearl vs. Timemore Black Mirror Basic
The Timemore Black Mirror Basic has earned a strong reputation as a mid-range coffee scale that delivers accurate weight sensing, a responsive timer, and clean design at a competitive price. It's a well-regarded option for brewers who want more than a kitchen scale without committing to the premium tier.

The gap between the two shows up in the feature set. The Black Mirror covers weight and time well. The Pearl adds real-time flow rate, multiple brewing modes including auto-start, full iOS and Android app integration with recipe logging and multi-scale sync, and a display calibrated for high and low light readability. For a brewer who logs their work, shares recipes, or wants their scale to grow with their skills, the Pearl's connected ecosystem is the more capable investment.

Choose the Timemore Black Mirror Basic when you want accurate, clean performance at a mid-range price. Choose the Acaia Pearl when you want a connected, data-forward brewing scale with the full feature set.

Acaia Pearl vs. Fellow Tally Pro
The Fellow Tally Pro is a strong contender in the premium scale category, offering a precise load cell, a clean minimal interface, and Fellow's signature design language. It's a beautiful scale that handles pour over work accurately and fits naturally on a well-considered coffee bar.

Where the Pearl distinguishes itself is in the depth of the data it surfaces. The Tally Pro covers weight and time. The Pearl layers real-time flow rate on top of that, with multiple brewing modes, auto-start timer, and full app connectivity for recipe sharing, process monitoring, and multi-scale sync across setups. For brewers who treat their coffee log as seriously as their brew ratio, the Pearl's ecosystem is the more powerful tool.

Choose the Fellow Tally Pro when you want a precise, design-forward scale with clean simplicity. Choose the Acaia Pearl when you want real-time flow feedback, app integration, and a scale built to grow with your practice.

Key Takeaway
The Hario V60 Drip Scale wins on entry-level simplicity and price. The Timemore Black Mirror Basic wins on mid-range accuracy and clean design. The Fellow Tally Pro wins on aesthetic refinement and ease of use. The Acaia Pearl is the choice for brewers who want the complete data picture: real-time flow rate, multiple brewing modes, full app connectivity, and the kind of logged, shareable brew data that separates serious dialing-in from careful guessing. For a home brewer who wants their scale to actually improve their craft, it's the clear choice.

Why Espresso Parts Recommends the Acaia Pearl Pour Over Scale

A good scale doesn't just tell you how much coffee you used. It tells you how the brew is going while it's happening. That distinction matters, and it's exactly what separates a purpose-built coffee scale from something borrowed from the kitchen.

The Pearl earns its place next to a quality kettle and dripper because it surfaces the variables that actually affect the cup. Flow rate tells you whether your pour is consistent. Timer sync means your bloom and draw-down data live in one place. The auto-start mode removes one more manual step from a morning routine that already has enough of them. And 30 to 40 hours of battery means it's there when you reach for it.

Acaia builds tools that are as considered as the coffee they're designed to measure. The Pearl in Classic Black looks exactly right on a specialty coffee counter, and it performs to match. For any brewer who takes their pour over work seriously, it's the scale we recommend without hesitation.

Frequently Asked Questions

Q: What does the flow rate indicator actually show me?
A: The real-time flow indicator displays how fast water is entering your brew vessel as you pour. It gives you live feedback so you can speed up, slow down, or adjust your technique during the brew rather than evaluating the cup after the fact.

Q: What brewing modes does the Pearl offer?
A: The Pearl offers three modes: dual display for viewing weight and time simultaneously, auto-start timer mode that begins counting when it detects weight being added, and beverage mode for specific brewing methods. All three are accessible directly on the scale without requiring the app.

Q: Does the Pearl require the Acaia app to function?
A: No. The Pearl is fully functional as a standalone scale without the app. The app unlocks additional capabilities including recipe logging, brew data history, process monitoring, and multi-scale sync, but the core brewing functions operate independently.

Q: What does multi-scale sync mean in the app?
A: Multi-scale sync allows you to connect and align multiple Acaia scales at once through the app, making it easier to duplicate a recipe across different setups or stations. It's particularly useful for anyone brewing for multiple people or managing more than one brewing station.

Q: How long does the battery last and how does it charge?
A: The Pearl battery lasts 30 to 40 hours per charge and charges via included USB-C cable. Charge time is short enough that keeping it topped off between sessions is easy to maintain as a habit.

Q: Is the Pearl waterproof?
A: The Pearl is built to industrial standards with waterproofing designed for a real coffee environment. It's built to handle the splashes and spills that come with daily brewing.

Q: Is the Acaia Pearl a good gift?
A: For a coffee enthusiast who already owns a dripper and kettle, the Pearl is an excellent gift. It arrives with clear purpose, looks considered on any counter, and delivers a noticeable improvement in how a brewer understands and controls their process. It's the kind of upgrade that gets used every single day.

Q: Does Espresso Parts offer support after purchase?
A: Yes. We support every product we sell, including setup guidance, app pairing help, and brewing advice for getting the most out of the Pearl. Our team is here to help from day one.

About Acaia

Acaia is a California-based precision coffee equipment company founded on a single premise: the tools used to measure coffee should be as refined as the coffee itself. Founded in 2014, Acaia launched the original Pearl on Kickstarter before debuting the production model at the SCAA Expo, where it took home the Best New Product Award. Since then, Acaia has become the reference standard for precision coffee scales in specialty cafes and home setups worldwide, earning recognition for combining genuine measurement accuracy with a design language that belongs on a professional bar.

The Pearl represents Acaia at their most considered: a scale built specifically for coffee, informed by how real brewers actually work, and designed to be used every day without compromise. For the home barista who takes the brew seriously, Acaia builds the tools that make the data visible and the practice better.

Warranty

Return Policy

Manufacturer Warranty.  Please register your scale after purchase. If your scale breaks due to normal use, please follow the manufacturer's warranty instructions. To submit a warranty claim please visit the manufacturer's warranty claim site.