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Choosing guide

Build a gravity-testing setup around the reading method

Compare floating, optical and Bluetooth formats, then choose the sampling and reading components that are actually missing.

Choose how you want to obtain readings

A floating hydrometer works in a suitable sample vessel or compatible sampler. A refractometer uses an optical reading arrangement. Tilt provides a different in-vessel wireless method and receiver requirement. Compare the method and sample access before comparing a numerical range alone.

Choose a complete package or individual parts

The Fermtech Deluxe set combines sampling, reading and a cleaning brush. The Home Brew Ohio set separates the glass sampler and reading jar. Brewing America’s combo supplies the jar and meter but no thief. The standalone jars are useful only when the remaining measurement equipment is already provided.

Read scale labels and accuracy separately

A printed scale, a stated resolution and an accuracy tolerance describe different properties. Tilt Black’s declared±0.002 SG should not be transferred to a glass hydrometer or refractometer. Potential-alcohol scales and wort-SG markings should be interpreted according to the actual instrument instructions.

Plan access and ongoing use

Check the vessel opening, sampler reach and instrument clearance in the jar. A nearby active Bluetooth receiver is a separate requirement for the Tilt workflow; direct Wi-Fi and an included receiver are not supplied. Follow the exact instrument’s calibration and care instead of borrowing another model’s temperature limit.

Compare the job and the buying check

FastRack Triple-Scale Brewing Hydrometer, Model 5451

A standalone floating glass hydrometer with specific-gravity, Balling and potential-alcohol scales for fermentation samples.

Check: Confirm actual instrument length and sample-holder clearance before pairing it with a jar.

Fermtech Deluxe Thief, Triple-Scale Hydrometer and Brush Kit

A sampling-and-testing set that lets the Fermtech Thief hold the sample for a supplied floating hydrometer, with a cleaning brush.

Check: Choose the combined sampler/test-holder arrangement if you want to avoid a separate jar for this measurement.

Home Brew Ohio Glass Sampling and Gravity Testing Set

A glass sampling thief, separate glass test jar and triple-scale hydrometer for a manual fermentation-testing setup.

Check: Choose the three-part arrangement when you want a separate reading vessel.

Brewing America Pro Series Hydrometer, Glass Jar and Brush Kit

A triple-scale hydrometer with its glass sample jar, cleaning brush, protective storage and cloth.

Check: Choose the kit when you need both measuring and holding equipment.

Further questions

Do I need a thief if I buy the Brewing America combo?

The combo supplies a hydrometer and jar, without a sampler. Whether a thief is needed depends on how the actual vessel lets you obtain the sample.

Can a 125 mL-style sample description identify the jar’s total capacity?

No. Working sample guidance depends on the instrument and does not establish a calibrated total jar volume.

Will Tilt upload readings without another nearby device?

DirectWi-Fi or a supplied receiver is not established. Plan a suitable active receiving arrangement for its Bluetooth readings.

The references in this guide

Compare the actual equipment.

Home brewing tools

FastRack

FastRack Triple-Scale Brewing Hydrometer, Model 5451

Gravity & sampling

A standalone floating glass hydrometer with specific-gravity, Balling and potential-alcohol scales for fermentation samples.

Instrument
Floating glass hydrometer
Declared specific gravity
0.990–1.170
$8.42Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

UBREW USA

Fermtech Deluxe Thief, Triple-Scale Hydrometer and Brush Kit

Gravity & sampling

A sampling-and-testing set that lets the Fermtech Thief hold the sample for a supplied floating hydrometer, with a cleaning brush.

Supplied instrument
One triple-scale hydrometer
Sampling component
Fermtech Thief
$17.99Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

Home Brew Ohio

Home Brew Ohio Glass Sampling and Gravity Testing Set

Gravity & sampling

A glass sampling thief, separate glass test jar and triple-scale hydrometer for a manual fermentation-testing setup.

Supplier
Home Brew Ohio
Supplied components
Glass thief, glass test jar, triple-scale hydrometer
$23.58Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

Brewing America

Brewing America Pro Series Hydrometer, Glass Jar and Brush Kit

Gravity & sampling

A triple-scale hydrometer with its glass sample jar, cleaning brush, protective storage and cloth.

Kit model
BAHGTJCOMBO1
Hydrometer
One triple-scale instrument
$36.99Nov 7, 26, 08:39 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

Brewing America

Brewing America Borosilicate Hydrometer Jar and Brush

Gravity & sampling

A narrow glass test jar supplied with a brush, protective ring, cloth and instructions, without a hydrometer.

Jar material
Borosilicate 3.3 glass
Declared overall height
12.5 in
$16.69Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

Vintage Shop

Vintage Shop / Home Brew Ohio Plastic Hydrometer Test Jar

Gravity & sampling

A standalone one-piece molded plastic jar for holding a sample around a separately purchased hydrometer.

Offered identity
Vintage Shop / Home Brew Ohio
Listing part
96-E9OP-60BR
$10.96Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Fermtech

Fermtech 19-Inch Acrylic Wine and Beer Thief

Gravity & sampling

A valved acrylic sampler that can also hold a separately purchased compatible hydrometer for a reading.

Offered part
BSG-1305
Material
Acrylic
$14.99Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

aichose

Handheld Brix and Wort-SG Refractometer with ATC and Case

Gravity & sampling

An optical sample tester with Brix and wort-SG scales, a focusable eyepiece and a storage case.

Measurement principle
Optical refractometer
Declared Brix range
0–32%
$18.99Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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Home brewing tools

Tilt

Tilt Black Wireless Fermentation Hydrometer and Thermometer

Gravity & sampling

One black-designation Tilt that floats in the fermenter and sends gravity and temperature readings to a nearby Bluetooth receiver.

Model designation
Tilt Black
Supply
One assembled wireless sensor
$135.00Nov 7, 26, 08:38 AM · New York
Price info

This is a monthly price snapshot supplied by Rainforest, not a live quote. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

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