Measuring Usability with System Usability Scale (SUS)

There is no doubt about the importance of measuring and tracking user experience. Depending on the specifications of a digital product, different sets of performance metrics may be used to evaluate the user experience, such as time on task, success rate and error rate, conversion rate and issue-based metrics. These metrics are based on quantitative data collected during user testing sessions or contextual interviews, at the very least using product analytics data.