Best Coffee Scales for Chemex in 2026: 3 Top Picks + Buying Guide

All three read in 0.1 g steps, include a timer and handle at least 2.5 kg, which leaves room for a filled Chemex.

These short reviews come from listing specs and Amazon rating data, not hands on testing.

1. Best Overall for Chemex: Maestri House S3

Maestri House S3 Pour Over Coffee Scale with Timer, 3kg/0.1g

• Capacity: 3,000 g in 0.1 g steps
• Modes: auto timer for pour over, auto timer for espresso, standard weighing
• Ratio: set 1:1 to 1:18, target water weight calculated for you
• Battery: 500 mAh, USB-C, up to 90 days per charge (maker's claim)

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Why it made the list: The listing names Chemex among the brewers it is built for, and the 3 kg ceiling covers even a large carafe plus water. Ratio mode beeps when you reach your target, which is handy for a 1:15 to 1:17 Chemex recipe. It is well rated by buyers, with hundreds of ratings.

Highlights:

• Real time flow rate helps you keep the slow, steady pour a thick Chemex filter needs.
• Heat resistant silicone pad under a hot carafe.
• Dual zone LED shows weight and time together.

Trade off:

• The listing does not give platform dimensions, so check the fit of a 10 cup carafe.

Best for: Anyone who brews Chemex most mornings and wants the ratio math done for them.

2. Best Budget (Under $20): NKOVE Coffee Scale

NKOVE Coffee Scale with Timer, 0.1g High Precision, 3kg

• Range: 0.3 g to 3,000 g in 0.1 g steps
• Timer: count up to 99 minutes 59 seconds
• Display: backlit LED with touch controls
• Power: AAA batteries (included)

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Why it made the list: Most scales under $20 stop at 1 or 2 kg. The NKOVE matches our top pick with 3 kg of capacity, which matters when a Chemex and its water add up fast. It is well rated by buyers, with hundreds of ratings.

Highlights:

• Tare removes the carafe and filter weight in one touch.
• Units in grams, ounces and milliliters.
• No charging cable to keep near the kettle.

Trade off:

• The body is compact, so a wide carafe may overhang the top.

Best for: New Chemex owners who want accurate grams and a timer for very little money. For more low cost options, see our best budget coffee scale guide.

3. Best Premium / Upgrade Pick: Fellow Tally Pro

Fellow Tally Pro Coffee Scale with Timer, Brew Assist Mode

• Platform: 7 x 5.9 inches, 1.3 inches tall
• Capacity: 2,500 g in 0.1 g steps
• Modes: ratio guidance plus two other weighing modes
• Battery: up to 13 hours of continuous weighing, USB-C

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Why it made the list: Its large platform gives a Chemex base plenty of room, and the on screen target guides your pour to the last gram. Fellow lists a metal dial and a removable weigh pan that wipes clean. It is highly rated by buyers, with hundreds of ratings.

Highlights:

• Readings settle in under a second, per Fellow.
• Set your water to coffee ratio once and follow the target.
• OLED display that stays readable next to a tall carafe.

Trade off:

• The 2,500 g limit is lower than our other two picks.

Best for: Brewers who want the best pour over scale for chemex and a scale that looks good on the counter.

We researched listings; we did not test in person. We looked at ease of use (timer, ratio help, display), durability (build, water resistance, battery), cleaning, design and value. For Chemex we added two filters: at least 2.5 kg capacity and a platform that suits a wide carafe. Rating averages and volume on Amazon helped us separate proven models from newcomers.

Type

• Espresso: small, fast scales for drip trays; see our best coffee scale for espresso guide. The best espresso scale for chemex use is rare, since most are too small.
• Pour over: wider tops and 2 to 3 kg capacity; the natural match. Our best pour over coffee scale list has more.
• Smart: adds ratio targets or auto modes.
• Bluetooth: logs brews in an app.
• Rechargeable: USB-C battery instead of disposable cells.
• Waterproof: sealed surfaces or IP rated panels for spills.
• Mini: fine for travel, often too small for Chemex.
• Budget: weight and timer only.
• Auto timer: starts when the first water lands.
• Flow rate: grams per second, useful for slow Chemex pours.

Features worth paying for

• Timer: a must. The best coffee scale with timer for chemex lets you track bloom and total brew time together.
• Auto start timer: keeps both hands on the kettle.
• App: optional unless you log recipes.
• Flow rate: helps you pour slowly enough for the thick filter.

Materials & food safety

The scale never touches the coffee. Look for a sealed body and a heat resistant pad or weigh pan so a hot carafe cannot mark the top.

Dishwasher-safe or hand wash

None of these scales is dishwasher safe. Wipe the body and hand wash removable pads or pans.

How much should you spend?

• Under $20: accurate weight and a basic timer; the best coffee scale for chemex under 20 is our NKOVE pick.
• Under $50: rechargeable batteries, ratio and flow modes; look here for the best coffee scale for chemex under 50.
• Under $100: premium finishes and faster readings; the best coffee scale for chemex under 100 adds polish more than capacity.
• Under $200: large platforms, refined builds and guided brewing.

Capacity comes first. A glass Chemex, filter, grounds and several hundred grams of water can push past what a small espresso scale can handle. That is why all three picks handle 2.5 kg or more.

Platform size is second. The carafe should sit flat without covering the display. Third, pick a timer you can read beside the carafe.

What is the best coffee scale for chemex?

The Maestri House S3 is our top rated coffee scale for chemex. It holds up to 3 kg, calculates water from your ratio and names Chemex in its listing. If you have searched for best coffee scale for chemex reddit, our practical answer stays the same: capacity and platform size come first.

What should I look for in a coffee scale for chemex?

A good coffee scale for chemex brewing needs at least 2 kg of capacity, ideally more, a stable top wide enough for the carafe, 0.1 g readings and a built in timer. Ratio and flow rate modes are helpful extras for keeping the pour slow and even.

How long does a coffee scale last?

No official lifespan figure is published. Life depends on the load cell, the battery and how much water reaches the electronics. Stay below the rated capacity, keep water off the charging port and wipe spills quickly. A heat pad under the hot carafe also protects the surface.

Is a coffee scale worth it?

Yes. Chemex recipes are usually written in grams, and weighing both coffee and water is the easiest way to repeat a good cup. A scale also shows how long your pour takes. Our guide on how to use a coffee scale covers taring, dosing and timing.

How do you clean a coffee scale?

Turn the scale off and wipe the top with a damp soft cloth, then dry it. Remove silicone pads or weigh pans and wash them by hand with mild soap. Never submerge the scale or put it in a dishwasher, and keep water away from buttons and ports.

What is the most reliable coffee scale brand?

No one brand wins every category. What is the best coffee scale for chemex also depends on budget. Maestri House and Fellow both show large rating pools with a solid buyer rating or better, while Timemore and Hario are other well known coffee scale makers. A fellow tally pro review or an acaia lunar vs pearl comparison goes deeper on premium options.

The Maestri House S3 is the best coffee scale for chemex for most people, with 3 kg capacity and built in ratio math. The NKOVE is the budget pick with the same capacity, and the Fellow Tally Pro is the premium upgrade with a large platform. Check price on Amazon, and see our full best coffee scale guide. If you are still weighing coffee scale vs kitchen scale, a coffee scale adds a timer and finer steps.