Which of the following is NOT a key principle of UX design?

The correct answer highlights that comparison is not considered a key principle of UX design. In UX design, principles such as usability, accessibility, and desirability are fundamental to creating effective and user-friendly experiences.

Usability focuses on how easily users can navigate and interact with a product. It emphasizes the importance of making interfaces intuitive and efficient, ensuring that users can complete their tasks without confusion or frustration.

Accessibility is concerned with making products usable for individuals with diverse abilities, including those with disabilities. It involves considering various needs and creating designs that accommodate all users, ensuring that everyone can access and benefit from the product.

Desirability is about creating products that appeal to users on an emotional level. It goes beyond functionality to encompass the aesthetic and interactive qualities that attract users and enhance their overall experience.

Comparison, while it can be a useful step in evaluating designs or making decisions, does not represent an overarching principle in UX design itself. It might play a role during the evaluation process but does not guide the foundational aspects of user experience in the way the other principles do.