Questions it can answer
- How usable is the product or service?
- How efficient is the product or service?
- How effective is the product or service?
What is the System Usability Scale (SUS)?
The System Usability Scale (SUS) was developed in 1986, that’s 5 years before the first website went live! This tried and tested method has been used to evaluate the usability of products and services for over 30 years and remains a proven and dependable method. It remains popular due to its simple nature, 10 fixed usability questions and decades of data to determine what a good score is.
Advantages
- Easy to compare results with industry standards as the method has been in use for over 30 years
- Proven and dependable survey for collecting users opinions on the usability of a product
- Quick and easy to execute and analyze the results
Limitations
- Doesn’t evaluate user behavior, instead focuses on the users opinion of the product usability
- No opportunity to explore the reason behind the score participants give for each question
- The questionnaire is administered after the experience, rather than capturing feedback during use