Best Refractometers 2025

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Last Updated - 26.07.2025

Best Choice

01

$Brix Digital Refractometer, Brix Meter with Automatic Temperature Compensation for Water Samples, Food, Fruits, Drinks and Sugar Content of Plants (0.0-55.0% Brix)$

$Brix Digital Refractometer, Brix Meter with Automatic Temperature Compensation for Water Samples, Food, Fruits, Drinks and Sugar Content of Plants (0.0-55.0% Brix)$

$Brix Digital Refractometer, Brix Meter with Automatic Temperature Compensation for Water Samples, Food, Fruits, Drinks and Sugar Content of Plants (0.0-55.0% Brix)$

$Brix Digital Refractometer, Brix Meter with Automatic Temperature Compensation for Water Samples, Food, Fruits, Drinks and Sugar Content of Plants (0.0-55.0% Brix)$

GOYOJO

Brix Digital Refractometer, Brix Meter with Automatic Temperature Compensation for Water Samples, Food, Fruits, Drinks and Sugar Content of Plants (0.0-55.0% Brix)

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9.8

Exceptional

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.

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Main highlights

Save time thanks to minimal sample volume: With this device, 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 just 3 seconds: Don't waste time on slow and unreliable tools. This refractometer delivers precise sugar content measurements in seconds, with an impressive accuracy of ±0.5 Brix. Whether you're managing a farm, running a food production line, or want to ensure the perfect drink mix, you'll get consistent results in just 3 seconds that help you stay efficient and on schedule.
Cross-industry solution for measuring sugar level: Whether you are a farmer, food producer or beverage manufacturer, this digital Brix refractometer is your indispensable tool for measuring sugar content in a variety of samples. From fruits and plants to water, beverages and processed foods - it is perfect for quality control in the food industry, agriculture and beverage production. 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 use on the go: Designed with portability in mind, this refractometer fits in your pocket and is incredibly easy to carry. Battery operated and equipped with an automatic shut-off function, it is ideal for field use or work on site. Whether in the lab, on the farm or in a processing plant, the lightweight design ensures that it won't slow you down.
Automatic temperature compensation (ATC) for consistent accuracy: you no longer have to worry about the temperature affecting your results. Thanks to the automatic temperature compensation (ATC), this refractometer adjusts measurements to environmental changes and ensures precision between 10°C and 80°C. Whether hot production lines or cooler field work, you always get accurate data without manual intervention.

69,99 €
02

$HHTEC Beekeeper Refractometer Honey 58-90% Brix 10-32% Water Moisture Hand-held refractometer for beekeepers Honey Condensed milk Vegetable oils, syrup Molasses, with instruction in English$

$HHTEC Beekeeper Refractometer Honey 58-90% Brix 10-32% Water Moisture Hand-held refractometer for beekeepers Honey Condensed milk Vegetable oils, syrup Molasses, with instruction in English$

$HHTEC Beekeeper Refractometer Honey 58-90% Brix 10-32% Water Moisture Hand-held refractometer for beekeepers Honey Condensed milk Vegetable oils, syrup Molasses, with instruction in English$

$HHTEC Beekeeper Refractometer Honey 58-90% Brix 10-32% Water Moisture Hand-held refractometer for beekeepers Honey Condensed milk Vegetable oils, syrup Molasses, with instruction in English$

HHTEC

HHTEC Beekeeper Refractometer Honey 58-90% Brix 10-32% Water Moisture Hand-held refractometer for beekeepers Honey Condensed milk Vegetable oils, syrup Molasses, with instruction in English

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9.7

Exceptional

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.

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Main highlights

Use: it is suitable for measuring honey, condensed milk, vegetable oils, sugar syrup (syrup), fruit jam and molasses.
Precision measurement: sharp dividing line (blue-white), good readability (daylight visible), adjustable eyepiece for sharpness adjustment.
Measuring range: 58-90% Brix (sugar), 10-32% water, resolution: 0.2% Brix (sugar), 0.2% water
Easy to use. Five times improved accuracy than old model. Supports two calibration modes: the upper calibration line with 78.8% Brix is suitable for clove oil calibration solution and requires an additional standard test block: the lower calibration line is made of 65% Brix, a colorless and non-toxic calibration solution with a slight scent of clove oil. Do not need a test block, is more convenient and accurate.
Calibration: the lower calibration line is made of 65% Brix, a colourless and non-toxic calibration solution with a light scent of clove oil. Do not need a test block, is more convenient and accurate.

27,99 €
Value for Money

03

$HHTEC 4-in-1 Antifreeze Refractometer, Ethylene Glycol, Propylene Glycol, for Freezing Point of Cooling Water, Windscreen Wiper Water, AdBlue, Battery, with Instruction Manual (English Language Not Guaranteed)$

$HHTEC 4-in-1 Antifreeze Refractometer, Ethylene Glycol, Propylene Glycol, for Freezing Point of Cooling Water, Windscreen Wiper Water, AdBlue, Battery, with Instruction Manual (English Language Not Guaranteed)$

$HHTEC 4-in-1 Antifreeze Refractometer, Ethylene Glycol, Propylene Glycol, for Freezing Point of Cooling Water, Windscreen Wiper Water, AdBlue, Battery, with Instruction Manual (English Language Not Guaranteed)$

$HHTEC 4-in-1 Antifreeze Refractometer, Ethylene Glycol, Propylene Glycol, for Freezing Point of Cooling Water, Windscreen Wiper Water, AdBlue, Battery, with Instruction Manual (English Language Not Guaranteed)$

HHTEC

HHTEC 4-in-1 Antifreeze Refractometer, Ethylene Glycol, Propylene Glycol, for Freezing Point of Cooling Water, Windscreen Wiper Water, AdBlue, Battery, with Instruction Manual (English Language Not Guaranteed)

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9.6

Exceptional

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.

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Main highlights

Use: This refractometer helps determine the concentration of ethylene glycol and propylene glycol in the antifreeze solution of your car, solar power system, heat pumps, and the freezing point of windscreen wiper water, heating systems or other machines or systems.
Precision measurement; adjust the ocular group of optical systems: 4 - 8 times the value of the reinforcement system, continuously variable manual focus. Can be adjusted to all eyesight values. To cater for myopia and hyperopia, you don't need to observe the measurement data using glasses.
Please only buy HHTEC branded products from Hong Han GmbH in Heidelberg. The other sellers are counterfeit and offer no quality assurance.
Measuring range: Ethandiol (ethylene glycol): 0 ºC to -50 ºC; propanediol (propylene glycol): 0 ºC to -50 ºC; windscreen wiper water - ethanol and water: 0 ºC to -40 °C; propylene glycol and water (SRF1): 0 °C to -40 °C. AdBlue: urea concentration 30 % - 35 %, battery acid from 1.10 kg/l to 1.40 kg/l.
Easy to use, with instruction manual in (English language not guaranteed).

21,99 €
04

$HHTEC Brix Refractometer Sugar 0-32% Sugar Content Meter for Concentrations of Drinks, Soups, Normal Translucent Juices, Mulled Wine and Emulsions with ATC$

$HHTEC Brix Refractometer Sugar 0-32% Sugar Content Meter for Concentrations of Drinks, Soups, Normal Translucent Juices, Mulled Wine and Emulsions with ATC$

$HHTEC Brix Refractometer Sugar 0-32% Sugar Content Meter for Concentrations of Drinks, Soups, Normal Translucent Juices, Mulled Wine and Emulsions with ATC$

$HHTEC Brix Refractometer Sugar 0-32% Sugar Content Meter for Concentrations of Drinks, Soups, Normal Translucent Juices, Mulled Wine and Emulsions with ATC$

HHTEC

HHTEC Brix Refractometer Sugar 0-32% Sugar Content Meter for Concentrations of Drinks, Soups, Normal Translucent Juices, Mulled Wine and Emulsions with ATC

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9.5

Excellent

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.

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Main highlights

Precision measurement: sharp dividing line (blue-white), good readability (daylight visible), adjustable eyepiece for sharpness adjustment
Measuring range: Brix (sugar): 0-32%, resolution: Brix (sugar): 0.2% automatic temperature compensation (10 ℃ ~ 30 ℃) and calibration screw (calibrate "0")
Easy to use. Place 2.3 drops of the sample on the main prism, close the plate and look through the viewing window to read the Brix value
Calibration: zero calibration with the distilled water at 20 °C, automatic temperature compensation between 10 °C and 30 °C (ATC).
0-32% BRIX SUGAR refractometer for measuring the sugar content of drinks, soups, normal translucent juices, mulled wine, is also an important tool for emulsion and grinding solution control.

23,99 €
05

$Frost Protection Refractometer, 4-in-1 Antifreeze Tester Coolant Tester Refractometer for Checking the Freezing Point of Automotive Frost Protection Systems, Frost Protection Tester for Battery Acid$

$Frost Protection Refractometer, 4-in-1 Antifreeze Tester Coolant Tester Refractometer for Checking the Freezing Point of Automotive Frost Protection Systems, Frost Protection Tester for Battery Acid$

$Frost Protection Refractometer, 4-in-1 Antifreeze Tester Coolant Tester Refractometer for Checking the Freezing Point of Automotive Frost Protection Systems, Frost Protection Tester for Battery Acid$

$Frost Protection Refractometer, 4-in-1 Antifreeze Tester Coolant Tester Refractometer for Checking the Freezing Point of Automotive Frost Protection Systems, Frost Protection Tester for Battery Acid$

XRCLIF

Frost Protection Refractometer, 4-in-1 Antifreeze Tester Coolant Tester Refractometer for Checking the Freezing Point of Automotive Frost Protection Systems, Frost Protection Tester for Battery Acid

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9.4

Excellent

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.

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Main highlights

Please note: do not measure abrasive or corrosive chemicals with this instrument.
Packing list: 1 x refractometer; 1 x calibration screwdriver; 1 x pipette; 1 x instruction manual (English language not guaranteed); 1 x cleaning cloth, and a free hard case included, which makes the refractometer convenient to store and carry.
Easy to use: Place 2-3 drops of the sample on the prism of the refractometer, then look through the eyepiece to get the measurement directly.
ATC design: the refractometer adopts automatic temperature compensation from 10 °C to 30 °C (24 °F ~ 58 °F), direct reading, fast, accurate and easy.
4-in-1: If you find that the battery of your cars, solar system or heat pumps is no longer durable, do not rush to change it. This antifreeze refractometer helps measure the specific gravity of your battery acid and then provides a quick reference about the condition of the battery fluid. The refractometer can also be used to measure cleaning fluids freezing point, windscreen washer frost protection point, ADBlue point.

19,99 €
06

$QWORK® 4-in-1 Antifreeze Refractometer with Automatic Temperature Compensation for Antifreeze + Battery Fluid + AdBlue (DEF) + Windscreen Washer Fluid$

$QWORK® 4-in-1 Antifreeze Refractometer with Automatic Temperature Compensation for Antifreeze + Battery Fluid + AdBlue (DEF) + Windscreen Washer Fluid$

$QWORK® 4-in-1 Antifreeze Refractometer with Automatic Temperature Compensation for Antifreeze + Battery Fluid + AdBlue (DEF) + Windscreen Washer Fluid$

$QWORK® 4-in-1 Antifreeze Refractometer with Automatic Temperature Compensation for Antifreeze + Battery Fluid + AdBlue (DEF) + Windscreen Washer Fluid$

QWORK

QWORK® 4-in-1 Antifreeze Refractometer with Automatic Temperature Compensation for Antifreeze + Battery Fluid + AdBlue (DEF) + Windscreen Washer Fluid

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9.3

Excellent

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.

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Main highlights

Wide measuring range, freezing point of antifreeze -50~0°C, specific weight of battery liquid 1.10 to 1.40 kg/l, freezing point of glass water -40~0°C, urea concentration 30%-35%
Provides automatic temperature compensation from 10°C to 30°C.
Note: The freezing point of methanol antifreeze and methanol glass water cannot be measured.
Multifunctional device measures ethylene glycol, propylene glycol, windscreen washer fluid, AdBlue (DEF) and battery fluid.
Features zero calibration with distilled water at 20°C for accuracy and reliability.

14,99 €
07

$Antifreeze Refractometer, 4-in-1 Antifreeze Tester Battery Acid Coolant Tester for Checking Freezing Point of Car Antifreeze System and Battery Fluid Condition$

$Antifreeze Refractometer, 4-in-1 Antifreeze Tester Battery Acid Coolant Tester for Checking Freezing Point of Car Antifreeze System and Battery Fluid Condition$

$Antifreeze Refractometer, 4-in-1 Antifreeze Tester Battery Acid Coolant Tester for Checking Freezing Point of Car Antifreeze System and Battery Fluid Condition$

$Antifreeze Refractometer, 4-in-1 Antifreeze Tester Battery Acid Coolant Tester for Checking Freezing Point of Car Antifreeze System and Battery Fluid Condition$

Tongdejing

Antifreeze Refractometer, 4-in-1 Antifreeze Tester Battery Acid Coolant Tester for Checking Freezing Point of Car Antifreeze System and Battery Fluid Condition

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9.1

Excellent

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.

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Main highlights

Fast measurement: fast measurement refractometer: requires fewer samples than a hydrometer, place several drops of liquid on the prism and close the daylight plate. Wait a few seconds and get the exact results quickly without wasting beer or spice.
Easy to adjust: high-definition eyepiece, easily adjustable clarity, comfortable eyepiece, easy to see, clear field of view and protects the prism from damage. Soft rubber eyecap for comfortable viewing. Measuring range: 0-32%.
Easy readability: high-definition prism, good light transmission, very uniform measurement, accurate reading and clear. Optical glass, high light transmission, very uniform, 1.5 times the clarity measurement is clearer.
Accurate measurement: calibration screw, easy to use, drop distilled water onto the prism, turn the zero adjusting screw to adjust the graduation line to 0% scale. Uses only ambient light, which means no battery or power source is required.
4-in-1: Equipped with scale measurement that allows direct reading. Can check the frost protection content of cooling and windscreen water, frost protection tester, it can also be used for the acidity of the battery fluid and AdBlueurea. The cover design protects the prism from other factors, which affects the stability of the measurement.

10,99 €
08

$PZJFH Antifreeze Refractometer, Refractometer for Ethylene Glycol, Propylene Glycol, Portable Antifreeze Tester, Coolant Tester for Spirits, Distilled Drinks and Ethanol$

$PZJFH Antifreeze Refractometer, Refractometer for Ethylene Glycol, Propylene Glycol, Portable Antifreeze Tester, Coolant Tester for Spirits, Distilled Drinks and Ethanol$

$PZJFH Antifreeze Refractometer, Refractometer for Ethylene Glycol, Propylene Glycol, Portable Antifreeze Tester, Coolant Tester for Spirits, Distilled Drinks and Ethanol$

$PZJFH Antifreeze Refractometer, Refractometer for Ethylene Glycol, Propylene Glycol, Portable Antifreeze Tester, Coolant Tester for Spirits, Distilled Drinks and Ethanol$

PZJFH

PZJFH Antifreeze Refractometer, Refractometer for Ethylene Glycol, Propylene Glycol, Portable Antifreeze Tester, Coolant Tester for Spirits, Distilled Drinks and Ethanol

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20% Off
8.8

Very Good

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.

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Main highlights

Versatile application: this refractometer frost protection is suitable for a variety of applications, including measuring the sugar content, salt content and freezing point of liquids. It is an indispensable aid for anyone who works in food production, wine making or chemistry
Precise measurements: the refractometer is a high-precision measuring instrument that provides accurate results. Its high precision ensures reliable results in determining the refractive index of liquids
Operating method: the refractometer is easy to use. All you need to do is open the lid, thoroughly clean the measuring prism with a soft cloth, apply some drops of the liquid to be measured, close the lid and read the measurement through the eyepiece. The high-quality optical glass lens ensures clear readings and the focus can be easily adjusted
High resolution prism: this antifreeze tester offers 1.5 times the resolution of conventional refractometers for higher measurement accuracy. This high resolution allows the user to get more precise results and perform more accurate measurements
High quality and durability: the antifreeze tester is designed for a long service life. It is shock and scratch-resistant for long-term use. It also has a protective, non-slip rubber layer that ensures a firm grip while providing comfort in the hand

12,79 € 15,99 €(20% Off off)
09

$HHTEC Refractometer 0-90% Brix Hand Refractometer for Determining the Sugar Content of Honey Vegetable Oil Syrup Molasses with ATC Function and German Instructions (English Language Not Guaranteed).$

$HHTEC Refractometer 0-90% Brix Hand Refractometer for Determining the Sugar Content of Honey Vegetable Oil Syrup Molasses with ATC Function and German Instructions (English Language Not Guaranteed).$

$HHTEC Refractometer 0-90% Brix Hand Refractometer for Determining the Sugar Content of Honey Vegetable Oil Syrup Molasses with ATC Function and German Instructions (English Language Not Guaranteed).$

$HHTEC Refractometer 0-90% Brix Hand Refractometer for Determining the Sugar Content of Honey Vegetable Oil Syrup Molasses with ATC Function and German Instructions (English Language Not Guaranteed).$

HHTEC

HHTEC Refractometer 0-90% Brix Hand Refractometer for Determining the Sugar Content of Honey Vegetable Oil Syrup Molasses with ATC Function and German Instructions (English Language Not Guaranteed).

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8.7

Very Good

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.

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Main highlights

Use: it is suitable for measuring honey, opse, vegetables, condensed milk, vegetable oils, sugar syrup (syrup), fruit jam, molasses and concentrations of drinks, soups.
Precision measurement: sharp dividing line (blue-white), good readability (daylight visible), adjustable eyepiece for sharpness adjustment.
Measurement range: 0-90% Brix (sugar content), resolution: 0.5% Brix (sugar content). Automatic temperature compensation (10 ℃ ~ 30 ℃) and calibration screw (calibration "0")
Easy to use. Place 2, 3 drops of the sample on the main prism, close the plate and look through the viewing window to read the Brix value.
Calibration: zero calibration with the distilled water at 20°C, automatic temperature compensation between 10°C and 30°C (ATC).

25,99 €
10

$Frost Protection Refractometer, RGBS Hand Refractometer for Ethylene Glycol, Propylene Glycol, Freezing Point of Cooling Water, Windscreen Water, AdBlue, Battery$

$Frost Protection Refractometer, RGBS Hand Refractometer for Ethylene Glycol, Propylene Glycol, Freezing Point of Cooling Water, Windscreen Water, AdBlue, Battery$

$Frost Protection Refractometer, RGBS Hand Refractometer for Ethylene Glycol, Propylene Glycol, Freezing Point of Cooling Water, Windscreen Water, AdBlue, Battery$

$Frost Protection Refractometer, RGBS Hand Refractometer for Ethylene Glycol, Propylene Glycol, Freezing Point of Cooling Water, Windscreen Water, AdBlue, Battery$

RGBS

Frost Protection Refractometer, RGBS Hand Refractometer for Ethylene Glycol, Propylene Glycol, Freezing Point of Cooling Water, Windscreen Water, AdBlue, Battery

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8.4

Good

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.

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Main highlights

Use: with this refractometer you can determine the ethylene glycol and propylene glycol concentration of the antifreeze of your car, solar system, heat pumps, the freezing point of windscreen washer water, heating system or other machines or systems
TEMPERATURE COMPENSATION: temperature compensation device included to ensure that the measurement is easy and convenient, umPRECISION MEASUREMENT: adjust the eyepiece group optical system: 4-8 times the gain system, stepless manual focus. Can adapt to all eyes.
Precision measurement: adjust the eyepiece group optical system: 4-8 times the gain system, stepless manual focus. Can adapt to all eyes.
Measuring range: ethanediol (ethylene glycol): 0 to -50 °C; propanediol (propylene glycol): 0 to -50 °C; windscreen water - ethanol + water: 0 °C to -40 °C, propylene glycol + water (SRF1): 0 °C to -40 °C. AdBlue: AdBlue: HarFabric concentration 30% - 35%, battery acid from 1.10 to 1.40 kg/L.
High quality: our chrome plated brass body is resistant to chemical corrosion and wear resistant, the service life of the refractometer is increased several times than other aluminum housings.

17,99 €