Top 10 Best personal breathalyzer in 2026

Last Updated - 6/19/2026

🏆Best Choice

BACtrack

BACtrack S80 Breathalyzer | Professional-Grade Accuracy | DOT & NHTSA Approved | FDA 510(k) Cleared | Portable Breath Alcohol Tester for Personal & Professional Use

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•#1 RATED BREATHALYZER BY WIRECUTTER - "After 65 hours of research, which included getting intoxicated at a police station to test personal breathalyzers alongside law enforcement equipment, we're sure the BACtrack S80 is the most accurate, reliable, and easiest-to-use personal breathalyzer that you can buy." - TheWirecutter, February 2017
•PRACTICAL & EASY TO USE - Blow for 5 seconds and your BAC results are displayed 10 seconds later on a bright, easy to read LCD screen. Alcohol tester breathalyzer AA battery powered, comes with 6 reusable mouthpieces. Wait 15 minutes after consuming alcohol for the most accurate result.
•THE MOST ACCURATE BREATHALYZER AVAILABLE - In your efforts to drive more responsibly you need the most accurate results. While some breath testers give inconsistent readings and leave you wondering what your true BAC reading is, BACtrack breathalyzers will always give you police grade accuracy.
•DOT APPROVED IN ALL 50 STATES - FDA 510(k) CLEARED - A portable alcohol tester designed to surpass the most rigorous standards of expert alcohol screeners, from roadside law enforcement to hospital and treatment professionals.

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$129.99

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BACtrack

BACtrack Go Keychain Breathalyzer (White) | Ultra-Portable Pocket Keyring Alcohol Tester for Personal Use

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•QUICKLY & EASILY ESTIMATE YOUR BAC - Proprietary Advanced MicroCheck Sensor technology delivers reliable, accurate BAC results you can trust.
•EASY TO USE - One button operation means you simply power on your Go keychain breathalyzer and begin testing in seconds. It's that easy!
•TAKE IT WITH YOU ANYWHERE - The ultra-compact BACtrack Go breathalyzer keychain easily fits in a pocket or purse, making it a great portable breathalyzer for any occasion.
•OPTIMAL BREATH CAPTURE - The innovative fold-out mouthpiece ensures only your breath goes into the alcohol tester, while other airborne pollutants are kept out.

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$39.99

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BACtrack

BACtrack Go Keychain Breathalyzer (Black) | Ultra-Portable Pocket Keyring Alcohol Tester for Personal Use

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•QUICKLY & EASILY ESTIMATE YOUR BAC - Proprietary Advanced MicroCheck Sensor technology delivers reliable, accurate BAC results you can trust
•EASY TO USE - One button operation means you simply power on your Go keychain breathalyzer and begin testing in seconds. It's that easy!
•TAKE IT WITH YOU ANYWHERE - The ultra-compact BACtrack Go breathalyzer keychain easily fits in a pocket or purse, making it a great portable breathalyzer for any occasion.
•OPTIMAL BREATH CAPTURE - The innovative fold-out mouthpiece ensures only your breath goes into the alcohol tester, while other airborne pollutants are kept out.
•ONE YEAR WARRANTY - If your BACtrack Go ceases to function properly during the first year of operation, we will repair or replace the defective product

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$39.99

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BACtrack

BACtrack C6 Keychain Breathalyzer | Professional-Grade Accuracy | Optional Wireless Smartphone Connectivity | Compatible w/ Apple iPhone, Google & Samsung Android Devices | Apple HealthKit Integration

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•ESTIMATE YOUR ALCOHOL LEVEL WITH PRO-GRADE ACCURACY - Powered by BACtrack's patented BluFire Fuel Cell Sensor, the C6 utilizes the same professional-grade technology trusted by hospitals, clinics, and even law enforcement.
•KNOW WHEN YOUR BAC WILL RETURN TO 0.00% - BACtrack's innovative ZeroLine technology estimates the time until your BAC is 0.00%, allowing you to quickly and easily know where you stand.
•CALL AN UBER - Remember, the only safe time to drive is when your BACtrack shows 0.00%. Anything above that? You can call an Uber directly from the App.
•OPTIONAL WIRELESS CONNECTIVITY - Use the BACtrack C6 with or without your smartphone. "Standalone Mode" delivers your BAC results directly to your C6. "App Mode" wirelessly delivers your BAC results to the BACtrack App on your smartphone. Easily switch between modes.
•ONE-YEAR WARRANTY - If your BACtrack C6 ceases to function properly during the first year of operation, we will repair or replace the defective product.

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$69.99

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BACtrack

BACtrack C8 Breathalyzer | Professional-Grade Accuracy | Optional Wireless Smartphone Connectivity | Compatible w/ Apple iPhone, Google & Samsung Android Devices | Apple HealthKit Integration

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•ESTIMATE YOUR ALCOHOL LEVEL WITH PRO-GRADE ACCURACY - Powered by BACtrack's patented BluFire Fuel Cell Sensor, the C8 utilizes the same professional-grade technology trusted by hospitals, clinics, and even law enforcement.
•KNOW WHEN YOUR BAC WILL RETURN TO 0.00% - BACtrack's innovative ZeroLine technology estimates the time until your BAC is 0.00%, allowing you to quickly and easily know where you stand.
•CALL AN UBER - Remember, the only safe time to drive is when your BACtrack shows 0.00%. Anything above that? You can call an Uber directly from the App.
•OPTIONAL WIRELESS CONNECTIVITY - Use the BACtrack C8 with or without your smartphone. "Standalone Mode" delivers your BAC results directly to your C8. "App Mode" wirelessly delivers your BAC results to the BACtrack App on your smartphone. Easily switch between modes.
•ONE-YEAR WARRANTY - If your BACtrack C8 ceases to function properly during the first year of operation, we will repair or replace the defective product.

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$89.99

$99.99

-10%

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BACtrack

BACtrack Keychain Breathalyzer (Black) | Ultra-Portable Pocket Keyring Alcohol Tester for Personal Use

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•QUICKLY & EASILY ESTIMATE YOUR BAC - Proprietary Advanced MicroCheck Sensor technology delivers reliable, accurate BAC results you can trust
•EASY TO USE - One button operation means you simply power on your keychain breathalyzer and begin testing in seconds. It's that easy!
•TAKE IT WITH YOU ANYWHERE - The ultra-compact BACtrack breathalyzer keychain easily fits in a pocket or purse, making it a great portable breathalyzer for any occasion.
•OPTIMAL BREATH CAPTURE - The innovative fold-out mouthpiece ensures only your breath goes into the alcohol tester, while other airborne pollutants are kept out.

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$39.99

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BACtrack

BACtrack Trace Professional Breathalyzer | DOT & NHTSA Compliant | Alcohol Tester with Police-Grade Accuracy | Portable Breathalyzers for Alcohol Testing | BAC Tester

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•PRO-GRADE ACCURACY - Powered by BACtrack's platinum-based Xtend Fuel Cell Sensor, the Trace utilizes the same professional-grade technology trusted by hospitals, clinics, and even law enforcement.
•ONE-BUTTON OPERATION - The BACtrack Trace is extremely easy to use. Simply insert the two included AAA batteries, power on your breathalyzer and begin testing. It's that easy.
•DOT/NHTSA COMPLIANT - Designed to meet the rigorous standards of expert alcohol testers, from roadside law enforcement to hospitals and treatment professionals, the Trace is approved by the USDOT & NHTSA as a breath alcohol screening device.
•SMALL & PORTABLE SIZE - The Trace is BACtrack's smallest police grade breathalyzer. It easily fits in a pocket or purse, making it easy to take with you anywhere you go.
•ONE-YEAR WARRANTY - If your BACtrack Trace ceases to function properly during the first year of operation, we will repair or replace the defective product.

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$99.99

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BACtrack

BACtrack Element Breathalyzer | Professional-Grade Accuracy | DOT & NHTSA Compliant | Portable Breath Alcohol Tester for Personal & Professional Use

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•PRO-GRADE ACCURACY - Powered by BACtrack's platinum-based Xtend Fuel Cell Sensor, the Element utilizes the same professional-grade technology trusted by hospitals, clinics, and even law enforcement.
•ONE-BUTTON OPERATION - The BACtrack Element is extremely easy to use. Simply insert the two included AAA batteries, power on your breathalyzer and begin testing. It's that easy.
•DOT/NHTSA COMPLIANT - Designed to meet the rigorous standards of expert alcohol screeners, from roadside law enforcement to hospital employees & treatment professionals, the Element is compliant with US DOT & NHTSA regulations for alcohol screening devices.
•SMALL & PORTABLE SIZE - The Element is BACtrack's smallest professional breathalyzer, making it easy to take with you anywhere you go. Measuring just 4.25 x 1.875 x 0.625 inches, it's much smaller than an iPhone, and easily fits in a purse or pocket.
•ONE YEAR WARRANTY - If your BACtrack Element ceases to function properly during the first year of operation, we will repair or replace the defective product at no charge.

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$84.99

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BACtrack

BACtrack Scout Breathalyzer | Professional-Grade Accuracy | DOT & NHTSA Compliant | Portable Breath Alcohol Tester for Personal & Professional Use

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•PROFESSIONAL-GRADE ACCURACY - Powered by BACtrack's platinum-based Xtend Fuel Cell Sensor, the Scout utilizes the same pro-grade technology trusted by hospitals, clinics, and even law enforcement.
•SIMPLE, ONE-BUTTON OPERATION - The BACtrack Scout is extremely easy to use. Simply insert the two included AAA batteries, power on your breathalyzer and begin testing. It's that easy. Your BAC results are displayed 10 seconds later on a bright LCD screen.
•DOT/NHTSA COMPLIANT - Designed to meet the rigorous standards of expert alcohol screeners, from roadside law enforcement to hospital employees & treatment professionals, the Scout is compliant with US DOT & NHTSA regulations for alcohol screening devices.
•SMALL & PORTABLE SIZE - The Scout is BACtrack's smallest professional breathalyzer, making it easy to take with you anywhere you go. Measuring just 4.25 x 1.875 x 0.625 inches, it's much smaller than an iPhone, and easily fits in a purse or pocket.
•ONE YEAR WARRANTY - BACtrack stands behind every product we manufacture and sell, but if during the first year of operation any unit ceases to function properly, we will repair or replace the defective product at no charge.

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$84.99

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BACtrack

BACtrack Mobile Smartphone Breathalyzer | Professional-Grade Accuracy | Wireless Smartphone Connectivity | Compatible w/ Apple iPhone, Google & Samsung Android Devices | Apple HealthKit Integration

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•#1 RATED SMARTPHONE BREATHALYZER - "Comparing smartphone breathalyzers against the $890 unit used by the California Highway Patrol, only one was spot on with the police-grade model... BACtrack Mobile." - The New York Times
•ESTIMATE YOUR ALCOHOL LEVEL WITH PRO-GRADE ACCURACY - Powered by BACtrack's patented Xtend Fuel Cell Sensor, BACtrack Mobile utilizes the same professional-grade technology trusted by hospitals, clinics, and even law enforcement
•KNOW WHEN YOUR BAC WILL RETURN TO 0.00% - BACtrack's innovative ZeroLine technology estimates the time until your BAC is 0.00%, allowing you to make better decisions while drinking
•CALL AN UBER - Remember, the only safe time to drive is when your BACtrack shows 0.00%. Anything above that? You can call an Uber directly from the App
•ONE YEAR WARRANTY - If your BACtrack Mobile ceases to function properly during the first year of operation, we will repair or replace the defective product at no charge.

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$99.99

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