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Best lab refractometers - July 2026

Last Updated - July 24, 2026

1
Best Choice

$R2 Extract Coffee TDS Refractometer, 0-30% Range, ±0.02% Precision, Portable, Waterproof, Rechargeable, Ideal for Pour Over, Espresso, and Coffee Enthusiasts$

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

COFFMETER

R2 Extract Coffee TDS Refractometer, 0-30% Range, ±0.02% Precision, Portable, Waterproof, Rechargeable, Ideal for Pour Over, Espresso, and Coffee Enthusiasts

COFFMETER

More Details
Main highlights
- Waterproof and Effortless Cleaning: IP67 water-resistant design lets you rinse the sample dish under running water and wipe it dry — quick and easy for busy brewing environments.
- Precise TDS Measurement for Better Brews: Achieve perfect extraction with 0-30% TDS range, ±0.02% precision, 0.01% resolution, and ±0.03% accuracy — designed for professional coffee brewing.
- Flexible Testing with Multiple Modes: Switch between Standard, Multi-Test, and Auto-Test modes to meet the needs of different brewing styles and optimize your coffee recipes.
- Designed for Pour Over and Espresso Brewing: Portable and easy to use, making it ideal for specialty coffee shops, baristas, and enthusiasts who demand consistency in pour over, espresso, and cold brew.
- App Connectivity for Recipes and Insights: Sync with the app to save brew data, share recipes, and access brewing insights, helping you and the coffee community refine techniques together.
2

$Brix Refractometer 0–35% Brix Range, ±0.1% Precision, Portable & Waterproof – Ideal for Juices, Fruits, Beverages & Food Applications$

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

COFFMETER

Brix Refractometer 0–35% Brix Range, ±0.1% Precision, Portable & Waterproof – Ideal for Juices, Fruits, Beverages & Food Applications

COFFMETER

More Details
Main highlights
- Versatile for Multiple Applications: Ideal for testing sugar content in fruits, vegetables, juices, and more. Perfect for home brewing, agriculture, lab work, educational use, and sugar food processing
- User-Friendly & Rechargeable: The large HD LCD display ensures easy reading for all users. With a built-in rechargeable battery, you get over 10 hours of continuous testing and up to 30 days of standby time
- Simple & Quick Calibration: Achieve accurate readings in just 2 seconds with only 0.2 ml of sample. Calibration is straightforward—just a few drops of pure water and a press of the "Zero" button, no need for complex calibration solutions
- Precise & Reliable Measurements: Automatic temperature compensation (5-45ºC/41-113ºF) ensures accurate sugar content (Brix) measurements with a range of 0-35% and precision of ±0.1%, making it ideal for a variety of liquids
- Compact & Smart App Integration: Lightweight and portable (approx. 4.69 inches long), this refractometer is designed for on-the-go measurements. Use the app to save results, track processes, and ensure consistency between tests
3
$Digital Brix Refractometer Flagfront brix Meter Refractometer USB C Charging Automatic Temperature Compensation Brix Refractometer Range 0-55%，±0.1% Precision(English Keyboard)$

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Flagfront

Digital Brix Refractometer Flagfront brix Meter Refractometer USB C Charging Automatic Temperature Compensation Brix Refractometer Range 0-55%，±0.1% Precision(English Keyboard)

Flagfront

More Details
Main highlights
- What can you get? 0-55% high-precision sugar content measuring instrument, a lens cleaning cloth, a usb c charging cable, an instruction manual, three liquid dipping test tubes and a good 24-hour service, 1-year warranty, and lifetime technical support
- The operation is simple, and the measurement result is displayed in about 3 seconds with 2 buttons. The stainless steel sample tank is easy to clean, and the fully sealed body is used to prevent dust, and the waterproof level is IP58
- The measurement range of 0-55% can meet the needs of food, fruit, beverage, coffee, agriculture and wine industries, and routine test measurement. You can use this product for household food sugar measurement, fruit purchase and fruit sales, etc
- Flagfront Digital Brix can clearly and accurately display the measured sugar content, and automatic temperature compensation measurement data is more accurate. The same liquid has the same measurement value at different temperatures. Please note that the buttons of this product are currently in Chinese, but the instructions correspond to English. If necessary, please contact the seller to determine how to use it
- Anti-glare interference, built-in precision instruments, will not affect the measurement results in cloudy days or outdoor overexposure
4
Best Value
20% Off
$Digital Brix Refractometer GOYOJO Brix Meter Lab Refractometer ±0.5 Brix/1℃ Accuracy, 0-55% Range with ATC for Fruits Juices, Beer, Wine, Coffee &Mor Liquid Sugar Content Test$

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GOYOJO
20% Off

Digital Brix Refractometer GOYOJO Brix Meter Lab Refractometer ±0.5 Brix/1℃ Accuracy, 0-55% Range with ATC for Fruits Juices, Beer, Wine, Coffee &Mor Liquid Sugar Content Test

GOYOJO

(20% Off)

More Details
Main highlights
- Save time with minimal sample volume: With this instrument, you only need 3-5 drops (0.2 ml) to get accurate results, saving you time and resources. It is incredibly efficient for frequent testing, and its high sensitivity ensures you get reliable measurements every time. Plus, the advanced optical design ensures superior performance without complicated procedures.
- Fast and reliable results in as little as 3 seconds: Don't waste time with slow and unreliable instruments. This refractometer provides accurate sugar measurements in seconds with an impressive accuracy of ±0.5 Brix. Whether you're managing a farm, running a food production line, or ensuring the perfect beverage mix, you'll get consistent results in just 3 seconds to help you stay efficient and on schedule.
- Cross-industry solution for measuring sugar content: Whether you are a farmer, food or beverage producer, this digital Brix refractometer is your essential tool for measuring sugar content in a wide variety of samples. From fruits and plants to water, beverages and processed foods, it is perfect for quality control in the food, agriculture and beverage industries. With just a few drops, you can easily evaluate your products and ensure the highest quality and consistency every time.
- Compact, lightweight and ideal for field use: Designed with portability in mind, this refractometer fits in your pocket and is incredibly easy to carry. Battery powered and equipped with an auto shut-off feature, it is ideal for field use or work in the field. Whether you're in the lab, on the farm or in a processing plant, the lightweight design ensures it won't slow you down.
- Automatic Temperature Compensation (ATC) for consistent accuracy: No more worrying about temperature affecting your results. With Automatic Temperature Compensation (ATC), this refractometer adjusts to environmental changes, ensuring accuracy between 10°C and 80°C. From hot production lines to cooler field work, you get accurate data without manual intervention.
(20% Off)
5
$aichose Honey Refractometer for Honey Moisture, Brix and Baume, 3-in-1 Uses, 58-90% Brix Scale Range Honey Moisture Tester, with ATC, Ideal for Honey, Maple Syrup, and Molasses, Bee Keeping Supplies$

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

aichose

aichose Honey Refractometer for Honey Moisture, Brix and Baume, 3-in-1 Uses, 58-90% Brix Scale Range Honey Moisture Tester, with ATC, Ideal for Honey, Maple Syrup, and Molasses, Bee Keeping Supplies

aichose

More Details
Main highlights
- Measuring Range: Water Content (Moisture) 12-27%, Brix 58-90%, Be' (Baume) 38-43. Division: 0.5% Water, 0.5% Brix, 0.25 Be'(Baume) .
- It's designed for checking the quality of honey and other high sugar related liquids.
- Durable and Easy to Use & Carry -- Ideal for bee-keeping, food industry, agricultural & educational purposes.
- Automatic Temperature Compensation makes it even easier to get fast results.
- 3-in-1 scale design makes you know three indexes at one time:honey moisture/ brix/ baume.

Best lab refractometers - July 2026

R2 Extract Coffee TDS Refractometer, 0-30% Range, ±0.02% Precision, Portable, Waterproof, Rechargeable, Ideal for Pour Over, Espresso, and Coffee Enthusiasts

Brix Refractometer 0–35% Brix Range, ±0.1% Precision, Portable & Waterproof – Ideal for Juices, Fruits, Beverages & Food Applications

Digital Brix Refractometer Flagfront brix Meter Refractometer USB C Charging Automatic Temperature Compensation Brix Refractometer Range 0-55%，±0.1% Precision(English Keyboard)

Digital Brix Refractometer GOYOJO Brix Meter Lab Refractometer ±0.5 Brix/1℃ Accuracy, 0-55% Range with ATC for Fruits Juices, Beer, Wine, Coffee &Mor Liquid Sugar Content Test

aichose Honey Refractometer for Honey Moisture, Brix and Baume, 3-in-1 Uses, 58-90% Brix Scale Range Honey Moisture Tester, with ATC, Ideal for Honey, Maple Syrup, and Molasses, Bee Keeping Supplies

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Digital Brix Refractometer Flagfront brix Meter Refractometer Automatic Temperature Compensation Brix Refractometer Range 0-55%，±0.1% Precision for Fruit Juice Coffee

LAFMATE Digital Refractometer Range 0-55% Brix for Wine Making, Home Brewing, Brix Refractometer with ATC for Coffee, Juice,Fruit Brix Meter

Aichose 0-80% Brix Meter Refractometer for Measuring Sugar Content in Fruit, Honey, Maple Syrup and Other Sugary Drink, with Automatic Temperature Compensation Function

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LOHAND 3-in-1 Digital Brix Refractometer with ATC, 0-95% Measurement Range

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