Top 15 Portable Breathalyzers 2021 Reviews

Breathalyzer refers to the device or instrument that is used to estimate the content of alcohol that is present in the blood or in other words the blood alcohol content (BAC). It is an effective instrument that is so helpful in a number of situations and is thus an invaluable tool. Another important feature that we want to note is the portability issue. Here, we are delving into the top best brands that are portable and can be easily carried from one place to another. The reason for portability is to allow for convenience in terms of transportation.

Portable Breathalyzers are of great importance for many situations that arise. That is why we are focusing on the easy portable ones. In this case, some of the benefits that results from the instrument are so enormous and include the following:

  • The Breathalyzers are useful in testing the blood alcohol content of drivers to ensure that they are fit to drive safely on the roads. Reckless driving related to the alcohol influence majorly causes a number of issues that have been witnessed to do with road accidents. Therefore, with this device, it will be possible to screen drivers before being given the mandate to drive on the roads.
  • Another valuable benefit of owning a portable Breathalyzer is that it is also helpful in screening athletes and other sports persons before they could compete. This screening will ensure that there is fair and healthy competition and that the right candidates are given a better chance.
  • Breathalyzers also helps in the recruitment of military personnel and any other sensitive post. When this is used, it will be important since the sensitive posts requires sober minds so as not to bring disaster instead of solutions.

Top Best Sellers in Portable Breathalyzers

Table of Contents

15. GREENWON Professional Digital Breathalyzer Alcohol Tester

GREENWON Professional Digital Breathalyzer Alcohol Tester

GREENWON Digital is a highly portable Breathalyzer that you can easily take it wherever you want. It fits into this list of the top 15 best due to its effectiveness and the accuracy that it has been trusted for. The tester features an awesome LCD display where you can read the values of the test result quickly and accurately.


  • Light and easy to carry around
  • Portrays accurate results
  • Suitable for self-checking and anaylsis
  • Highly sensitive and of high quality


  • Does not have a mute button

14. OBEST Professional Police Breath Alcohol Tester

OBEST Professional Police Breath Alcohol Tester

This is an advanced alcohol tester that is suitable for both self-check and used majorly by the police officers. It enables you to identify your blood alcohol content more easily and conveniently. It comes with a high sensor and therefore is very accurate and can detect the results rapidly. The compact design, effective breath capture, and low power consumption makes it the best brand on the market.


  • Highly effective and efficient
  • Gives trustworthy and reliable results
  • It saves on power and thus can last for long
  • Is easily portable with the compact design


  • Cleaning is not does not require the use of benzene, thinners, and gasoline

13. Vastar AD555 Professional Breathalyzer

This is an awesome alcohol tester that is so effective and efficient for its purpose. If you are looking for the one that you can use in your company or even to do self-check for fun, then this is the right product. From the screen, you can easily read the values of your BAC. It has 10 mouthpieces, high accuracy and sensitivity, MCU control, and can save your energy for prolonged usage.


  • Saves on energy for prolonged usage
  • Is of great quality and design
  • Features compact design making it easy to travel with


  • Uses only 2AA batteries

12. ACE II Basic Professional Breathalyzer

ACE II Basic Professional Breathalyzer

This is a professional Breathalyzer that comes with handy features. The product is highly portable and you can easily travel with it at the comfort of your pocket. When it comes to the sensitivity issue, there is no worry about it since it is highly sensitive and can detect your breath very easily. It is therefore a wise decision for you to choose it since it is highly recommended by other users.


  • Features high quality design
  • Very easy to travel with
  • Accuracy is unfathomable
  • The results are trustworthy


  • May not be accurate in areas that are under ventilated or with a lot of smoke

11. Pro-Tec Professional Breathalyzer

Pro-Tec Professional Breathalyzer

Pro-Tec is an easy to use tester that comes with two named buttons for test and memory purposes. When you just look at it, you will simply admire and adore it since you can carry it comfortably in your pocket. Do not forget about the sensitivity and the accuracy to expect. In addition, the product features 5 mouth pieces and a carrying case.


  • Is very easy to use
  • Has an option memory for saving results
  • It is very sensitive and accurate


  • There is a needs for recalibration after 500-1000 tests

10. GREENWON Breath Alcohol Detector

GREENWON Breath Alcohol Detector

The design itself is amazing. With it, it is like you are just holding your car keys in your hand. That means it is easy to carry along and no need to bother much on the issue of portability. The tester comes with an LCD display screen that you can easily read the values of your blood alcohol content. It is therefore recommendable product.


  • Highly portable
  • It gives instant results
  • Very affordable and valuable
  • Features quality design


  • May give inconsistent results under certain conditions

9. Flexzion Breathalyzer Alcohol Tester

Flexzion Breathalyzer Alcohol Tester

Do you need an alcohol tester for your self-check? Whether you need it for yourself or for testing others, this is still the best brand to go for if you do not have an idea. Just like the other best features that other brands feature in this category, this is not an exception. It is highly convenient for rapid test results, and can detect with great accuracy.


  • Does not consume power
  • Is quick and efficient
  • Highly sensitive
  • It is highly portable


  • Uses only 2AA alkaline batteries

8. BACtrack S30 Breathalyzer

BACtrack S30 Breathalyzer

This tester features a sleek design and is therefore perfect for carrying it wherever you may want to. On the actual measurements, the tester is 4 inches tall hence is pocket friendly. The tester uses 2AA batteries that can last for long and also provides consistent and trustable results. The other feature that is worth noting is that the product is of high sensitivity and can detect low breath to give trusted results.


  • Simple and easy to read the results
  • The battery lasts longer
  • Sleek design enhances portability


  • Can be inaccurate under some conditions

7. BACtrack Vio Smartphone Breathalyzer

BACtrack Vio Smartphone Breathalyzer

This awesome Breathalyzer is meant for iPhone and other devices such as Android. It is enhanced with supporting features that makes it works as intended. With the Bluetooth connectivity issue, there is high sensitivity and accuracy when it comes to detecting even the lowest breath. The design alone is compact and makes it convenient and highly portable since you can comfortably carry it in the pocket of your shirt.


  • Compatible with many devices
  • It comes with Bluetooth connectivity
  • The ultra-compact design makes it effective and convenient


  • Is only to be used with other compatible devices

6. BACtrack S35 Breathalyzer

BACtrack S35 Breathalyzer

This product looks just awesome on the design. However, it is not only the design that makes it good but also the other supporting features that include but not limited to the replaceable mouthpieces and the ultra-portable nature. In addition, the presence of the LCD display screen makes it easy to read and interpret the results.


  • Easy to use
  • Convenient for travel and storage
  • Accurate and reliable
  • Meets all usage standards


  • Only uses the 2AA batteries and nothing else

5. BACtrack Trace Breath Alcohol Tester

BACtrack Trace Breath Alcohol Tester

This tester is a simple to use tool that you do not need to be an expert to interpret the results. With just the press of a button, you have your results displayed on the screen. It has the necessary standards and approvals that are needed for safety and reliability tests. It is therefore an awesome equipment for police use and for personal testing.


  • Very effective and efficient
  • Simple and easy to use
  • It is of high quality design
  • Reliable and consistent


  • Does not have a memory option

4. BACtrack Go Keychain Alcohol Tester

BACtrack Go Keychain Alcohol Tester

If you are looking for an affordable and efficient tool for analysing your blood alcohol content, then this is the right choice. With the sturdy design, you can easily do away with the worry of transportation. In addition to that, the mouthpiece can be folded to ehnace the portability and therefore is the best product that is recommendable for everyone. It is surely a product that is design with great efficiency and accuracy for the purposes of making you satisfied with the results that you get.


  • Features great quality design
  • Very easy to read and interpret the results
  • Highly sensitive and accurate


  • Uses only the 2AA batteries

3. BACtrack Mobile Smartphone Alcohol Tester

BACtrack Mobile Smartphone Alcohol Tester

This tester is one of the admirable types that come with high efficiency and accuracy when it comes to testing the alcohol blood content. It uses the Bluetooth connectivity and is therefore the best for use with smartphones among other compatible devices. Another iconic feature that is worth mentioning about this super awesome product is the portability and convenience issue that should not bother you.


  • Very sensitive and efficient
  • Simple to use with smartphones
  • Accurate and reliable
  • Is highly portable


  • Requires smartphone presence

2. BACtrack Portable Keyring Breathalyzer

BACtrack Portable Keyring Breathalyzer

This tester resembles the telephone receiver that is used by the police and it therefore should be another tool that ever police officer should have. it is very effective and easy to use tool that comes with an ultra-compact design meant to enhance portability. The other features that comes with this excellent product is the effective breath capture or high-sensitivity, the MicroCheck Sensor Technology, and the one touch operation feature.


  • Simple and easy to read the results
  • Reliable and trustworthy
  • Effective and convenient
  • Easy to carry along


  • Operates with only 1AA batteries

1. BACtrack S80 Portable Breathalyzer

BACtrack S80 Portable Breathalyzer

This tester comes with its awesome features that makes it top in this category. It is highly rated due to the trustworthiness and the value it gives to its users. It is suitable for both police tests and for personal tests among other uses. Its features are just amazing and it includes the presence of simple one touch button and is also approved by Food and Drug Association.


  • Suitable for variety of users
  • Very reliable and convenient
  • features high quality design
  • Comes with high sensors for increased efficiency


  • Needs high maintenance

What to Look for When Choosing a Portable Breathalyzer

Choosing the best portable Breathalyzer can be a daunting task. It is not a simple thing that you just rush and pick from the market. However, you need to have a good information that will serve to inform your purchase decision. This is because there are a good number of brands and displays that are all over on the market. Therefore, the following are the factors that you should look for when you go to the market. However, you should also get to the customer reviews for reference purposes. It includes:

  • Sensor types and the sensitivity of the sensors
  • Calibration of the Breathalyzer and the need for recallibration
  • The blow over versus the mouthpiece
  • Food and drug administration approval
  • Style and design of the product
  • Price of the product

In conclusion, do no lost if you are looking for a portable, efficient, reliable, and effective Breathalyzers yet you can find it easily in this category list. What you need to do is to understand first the features so that you can match your needs with the top best-selected products. Getting to understand every aspect of the product is of great essence. In addition, all the products are worth their value and comes with different but affordable prices.

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