Answer
Hardik Pandya's highest score in T20I cricket is 42, which he achieved against Australia in 2016. This innings came at a crucial juncture in the match, as India were struggling at 92/5. Pandya's knock helped India post a respectable total of 161, which they eventually defended to win the match. His innings was characterized by power-hitting and aggressive strokeplay, showcasing his ability to clear the boundary with ease.