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Advantages and disadvantages of QR code

The term QR stands for the quick response. Additionally, the word QR code is 2D code which contains data in both the dimensions. It has the capacity to store numeric code with a maximum of 7089 characters and alphanumeric code with 4296 characters. QR codes have each black module represents 1 bit and white one represents 0 bit excluding no-zone region. The information from QR code is read, interpreted and decided based on white modules after it is scanned horizontally. Let us check out the advantages and disadvantages of the QR code in this article.

Advantages of QR code:

  1. The main advantage of QR codes is versatility.
  2. QR codes can be used for anything and everything can be done.
  3. It can be scanned anytime, anywhere with using mobile phones.
  4. It reduces paper ad material consumption. In addition, it externally fast scanning.
  5. No need to type out a long Universal resource locator (URL) could help serve students who are visually impaired.
  6. There is no need to write vital details down we can simply scan captures the desired information.
  7. Almost free and inexpensive. In addition, it can embed any type of media and easy to use.
  8. It does not require an understanding of writing code.
  9. It stores a large amount of information and multiple uses of these codes.
  10. Another main advantage is a quick response through QR codes. In addition, no license required to create or use.
  11. It is easy to create free software. However, a smartphone with a camera become bar code readers with free software.
  12. A fun and effective way of delivering enhanced information directly by using the QR code.
  13. The main advantage of such a system by using the QR code is no need to print your assignment sheet anymore.
  14. Provide quick access to additional information.
  15. Enables advertisers to measure response and ROI more effectively.
  16. There are also beneficial for both customers and businesses.
  17. It is ridge different forms of marketing streams together.
  18. The code is can e decoded at high speed from any direction.
  19. It can connect magazine or new paper readers with advertiser websites with a click of a button.
  20. Due to some error detection, part QR codes can be read easily. In addition, even after some part is not properly read by the scanning device.
  21. Like some other 2D barcodes the QR code has good fault tolerance. In addition, even if some parts of the code damaged the information can still be decoded from the code.
  22. QR codes do not require any light to be generated or be received as done during barcode scamming.
  23. QR codes are designed for various needs such as URL or web address, phone number, geolocation with map, text, etc. Hence, it is used for multi-purpose.

Disadvantages of QR code:

  1. Lack of familiarity with the QR code among people.
  2. It requires a phone with a camera which makes it costly for the common users to afford.
  3. Codes dependability on a smartphone. However, Users must be equipped with a camera’s phone and the correct reader software that can scan the image of the QR codes. However, Currently, the only smartphone is technically equipped to do this.
  4. Smartphones used to scan QR codes are often expensive and costly in comparison with simpler phones.
  5. Many users that have mobile phones, do not have smartphones, that have cameras that are unable to get QR reading software for their phones.
  6. The user is not too familiar with this technology.
  7. Advertisers have to educate consumers about new technology to reduce scepticism.
  8. Aksi advertisers have to figure out how best to use this technology with their consumers.
  9. In this method, relatively new barcode type, people are not much familiar with its use therefore, it requires in order to fully understand a concept.
  10. QR code is not very aesthetic, It contains random patterns of square boxes which might not look pleasing on products, unlike 1-d barcodes.
  11. Potential obsolesce from emerging technologies such as near field communication.
  12. Poor execution and user experience have presented the biggest obstacle for adoption.
  13. Cannot always track the user journey after they arrive on-site from a QR code.


Explore more information:

  1. What is the use of the QR Code?
  2. Difference between Barcode and QR Code
  3. What are the benefits of the QR Code in payment?
  4. Advantages of QR Code over Barcode
  5. Positive and negative aspects of QR Code
  6. Why QR code is better than Barcode?
  7. What are the benefits of QR Code for business?
  8. How are QR codes unique? 

Author Profile

Divya Chauhan
Divya Chauhan is an expert writer with 10+ years of experience as a content writer. They specialize in making complex topics like IT, Health, and general topic easy to understand. Divya has written over thousands of articles to help people with their content. Prior to joining Way2benefits’s editorial team in 2020, Divya worked as a Professor of BCA college and freelancer blogger.