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Usability Testing vs. User Testing: Key Differences

FeatureUsability TestingUser Testing
DefinitionEvaluates the ease of use and effectiveness of a product or interface from the perspective of target users.Employs real users to interact with a product or service to understand their needs, preferences, and behaviors.
GoalIdentify usability problems that hinder user efficiency and satisfaction, leading to product improvements.Gather qualitative data on user experience, perceptions, and pain points to inform design decisions.
FocusSpecific functionalities and tasks within the product.Overall user experience and emotional response to the product.
MethodologyOften involves formal testing sessions with scripted tasks and predefined metrics.It can be more flexible, including unmoderated online testing, guerilla testing, or intercept interviews.
ParticipantsUsually smaller groups of carefully selected target users.It can involve a wider range of users beyond the core target audience.
AnalysisPrimarily focuses on quantitative data like task completion time, error rates, and user satisfaction ratings.Emphasizes qualitative data like user feedback, observations, and verbalizations.
OutcomeRecommendations for improving the usability of specific features or tasks.Insights into user needs, preferences, and behaviors to inform design and development.
GoodFirms NoteUsability testing is a subset of user testing, with a specific focus on quantifiable usability metrics.User testing can be conducted before, during, and after development, while usability testing usually happens later.