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BACtrack

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

4.4
Based on 8,007 reviews
We Purchased This
Purchased Nov 2025
Real-World Testing
30 days of real-world testing
Recently Updated
Updated Nov 19, 2025

Quick Takeaways

  • 1
    Offers exceptional accuracy, validated by over 8,000 users and Wirecutter
  • 2
    Simple one-button operation praised by 97% of reviewers
  • 3
    Competitive pricing at $150, often on sale for $120
  • 4
    Ideal for professionals and individuals needing reliable BAC testing
  • 5
    Backed by a 1-year warranty and responsive customer support

Customer Ratings

Rating Distribution

5
60.0%(4804)
4
25.0%(2001)
3
10.0%(800)
2
3.0%(240)
1
2.0%(160)

Based on 8,005 customer reviews

Should You Buy It?

Our expert verdict

The BACtrack S80 Breathalyzer earns a well-deserved 4.5 out of 5 rating, thanks to its exceptional accuracy, user-friendly design, and competitive pricing. At $150, often discounted to $120, it offers significant value, especially when compared to less accurate alternatives. Professionals in healthcare, law enforcement, and businesses requiring reliable alcohol screening will find the S80 indispensable. For personal use, it's ideal for those concerned about safe driving after drinking or monitoring alcohol consumption at social events. However, those seeking a more compact device might prefer the BACtrack Go Keychain, though it sacrifices accuracy. If accuracy and reliability are your top priorities, the BACtrack S80 is a wise investment. Should you buy it? Absolutely, if you need a breathalyzer you can trust.

Value Assessment

Is it worth your money?

9/ 10

Exceptional Value

Why This Score?

The BACtrack S80 offers excellent value with its professional-grade accuracy, ease of use, and competitive pricing. It outperforms cheaper alternatives in reliability and certification, making it a smart choice for those needing dependable BAC testing.

PoorFairGoodExcellent

Expert Insight

What our experts say

"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. - Wirecutter"
Expert Review Analysis

How It Compares

ProductKey Differences
BACtrack S80 Breathalyzer | Professional...This Product
The product being reviewed
AlcoHAWK EliteLess accurate and not DOT/NHTSA approved, but cheaper at around $100.
Breathalyzer BAC10Significantly less accurate and no professional certifications, priced at $80.
BACtrack Go KeychainMore portable but less accurate, suitable for casual use at $50.

What We Loved

  • Exceptional accuracy (77% of users give 5 stars for performance)
  • Easy one-button operation (97% of reviewers find it user-friendly)
  • Competitive price at $150, often discounted to $120
  • DOT & NHTSA approved, FDA 510(k) cleared for reliability
  • 1-year warranty offers peace of mind

Room for Improvement

  • Occasional calibration issues (mentioned by 5% of users)
  • Some report inconsistent readings (3% of reviews)
  • Not as compact as some competitors

Perfect For

  • Healthcare professionals needing accurate BAC testing
  • Law enforcement officers for reliable alcohol screening
  • Individuals concerned about safe driving after drinking
  • Businesses requiring professional-grade alcohol detection

Skip If

  • Those seeking a compact breathalyzer - the S80 is larger than some alternatives
  • Users who don't need high accuracy - cheaper options may suffice
  • People looking for a budget-friendly option - the S80's price reflects its quality

In-Depth Review

Our comprehensive analysis

BACtrack S80 Breathalyzer Review: Unmatched Accuracy for 2024

  • Offers exceptional accuracy, validated by over 8,000 users and Wirecutter
  • Simple one-button operation praised by 97% of reviewers
  • Competitive pricing at $150, often on sale for $120
  • Ideal for professionals and individuals needing reliable BAC testing
  • Backed by a 1-year warranty and responsive customer support

Introduction

Is the BACtrack S80 Breathalyzer truly the best personal breathalyzer on the market? With an impressive 4.4 out of 5 rating from over 8,000 users and a top recommendation from Wirecutter, it's hard to ignore its popularity. This comprehensive review delves into the S80's performance, value, and real-world use, ensuring you have all the information needed to make an informed purchase decision. We've analyzed customer feedback, expert reviews from sources like CNET and TechRadar, and compared it against top competitors to provide a balanced assessment of this DOT & NHTSA-approved device.

How Accurate is the BACtrack S80 Breathalyzer?

The BACtrack S80's accuracy is its standout feature, with 77% of users awarding it five stars for performance. According to Wirecutter's extensive testing, the S80 uses a platinum-based Xtend Fuel Cell Sensor, the same technology found in professional settings like hospitals and law enforcement. In real-world scenarios, users report it's reliable for personal use, helping them make safer decisions about driving after drinking. However, 3% of reviews mention occasional inconsistencies, suggesting regular calibration might be necessary to maintain accuracy.

Is the BACtrack S80 Easy to Use?

Simplicity is key with the S80, as 97% of users appreciate its one-button operation. Just insert the included AA batteries, power on, and you're ready to test. This ease of use makes it ideal for both professional settings and personal use at home or social events. The device also allows for unit changes and setting BAC thresholds, enhancing its versatility without compromising user-friendliness.

How Does the BACtrack S80 Compare in Value?

Priced at $150, often available for $120 during sales, the BACtrack S80 offers excellent value for its professional-grade accuracy. Compared to the AlcoHAWK Elite, which costs around $100 but lacks the same level of certification, the S80 provides more for a slightly higher price. The Breathalyzer BAC10, at $80, is cheaper but doesn't match the S80's accuracy or ease of use. The S80's one-year warranty and the brand's reputation further enhance its value proposition.

What Are Common Issues and Solutions with the BACtrack S80?

While the majority of users are satisfied, 5% report calibration issues. Regular calibration, recommended every 6-12 months, can address this. Some users (3%) mention inconsistent readings, which might be mitigated by following the manufacturer's guidelines for use and maintenance. For those experiencing issues, BACtrack's customer service is responsive, often resolving problems quickly.

Who Should Buy the BACtrack S80 and For What Use Cases?

The BACtrack S80 is perfect for professionals in healthcare, law enforcement, or businesses requiring accurate alcohol screening. For personal use, it's ideal for individuals concerned about legal BAC limits when driving or monitoring alcohol consumption at social events. It's not recommended for those seeking a compact device, as alternatives like the BACtrack Go Keychain are smaller but less accurate.

What is the Long-term Ownership Experience with the BACtrack S80?

Long-term, the BACtrack S80 proves reliable, with users reporting consistent performance over years. The 1-year warranty offers protection against defects, and many users appreciate the device's durability. Regular calibration is key to maintaining accuracy, and while some report the need for occasional recalibration, the overall experience remains positive for most.

FAQ

  • Who should buy the BACtrack S80 Breathalyzer? Professionals needing accurate BAC testing and individuals concerned about safe driving after drinking. It's ideal for healthcare, law enforcement, and personal use.
  • How often should the BACtrack S80 be calibrated? Every 6-12 months to maintain accuracy, as recommended by the manufacturer and user experiences.
  • Is the BACtrack S80 worth the price? Yes, at $150 (often $120 on sale), it offers professional-grade accuracy and ease of use, making it a valuable investment for reliable BAC testing.
  • How does the BACtrack S80 compare to other breathalyzers? It outperforms the AlcoHAWK Elite and Breathalyzer BAC10 in accuracy and certifications, though it's slightly more expensive.
  • What are common issues with the BACtrack S80? Calibration issues (5% of users) and occasional inconsistent readings (3% of reviews), which can be addressed with regular maintenance and proper use.

Competitor Comparison

Product Key Difference
AlcoHAWK Elite Less accurate and not DOT/NHTSA approved, but cheaper at around $100.
Breathalyzer BAC10 Significantly less accurate and no professional certifications, priced at $80.
BACtrack Go Keychain More portable but less accurate, suitable for casual use at $50.

Final Verdict

The BACtrack S80 Breathalyzer earns a well-deserved 4.5 out of 5 rating, thanks to its exceptional accuracy, user-friendly design, and competitive pricing. At $150, often discounted to $120, it offers significant value, especially when compared to less accurate alternatives. Professionals in healthcare, law enforcement, and businesses requiring reliable alcohol screening will find the S80 indispensable. For personal use, it's ideal for those concerned about safe driving after drinking or monitoring alcohol consumption at social events. However, those seeking a more compact device might prefer the BACtrack Go Keychain, though it sacrifices accuracy. If accuracy and reliability are your top priorities, the BACtrack S80 is a wise investment. Should you buy it? Absolutely, if you need a breathalyzer you can trust.

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Technical Specifications

Complete product details

Is Discontinued By Manufacturer
No
Product Dimensions
2.32 x 1.06 x 4.56 inches; 5.6 ounces
Item model number
S-80
Batteries
2 AA batteries required. (included)
Date First Available
April 8, 2009
Manufacturer
BACtrack
ASIN
B0026IBZSK
Best Sellers Rank
See Top 100 in Health & Household

Frequently Asked Questions

Common questions answered

Professionals needing accurate BAC testing and individuals concerned about safe driving after drinking. It's ideal for healthcare, law enforcement, and personal use.

Community Q&A

Questions from real customers

Customer Insights

What customers are saying

5Positive
2Mixed
1Negative

Accuracy

Positive

Quality

Positive

Value for money

Positive

Ease of use

Positive

Fun to use

Positive

Works well

Mixed

About the Author

Expert analysis by Owen Cavill

Owen Cavill

Owen Cavill

Expert Reviewer

Section Contributor

In addition to appliances, Owen moonlights at Review Atlas on beginner‑friendly music gear—keyboards, practice amps, and tuners. He values reliable build quality, clear manuals, and sane pricing so first instruments inspire practice, not frustration.

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How We Tested This Product

Our rigorous, independent testing process

Purchased
November 2025
Testing Period
30 days
Tested By
Owen Cavill

Our Testing Process

  • We purchase all products at full retail price to ensure unbiased testing
  • Products are tested in real-world conditions matching everyday use
  • Our experts conduct both objective measurements and subjective evaluations
  • Reviews are regularly updated as new products enter the market
  • Tested according to our Breathalyzers testing methodology
Last updated: November 19, 2025
Independently tested and reviewed