The 2016 to 2019 Lexus IS300 received an overall rating of five stars in NHTSA's New Car Assessment Program, which evaluates US-market vehicles. The sedan earned five stars in side crash, rollover, and side pole crash tests. It received four stars in frontal crash testing. NHTSA applies these ratings across model years until a significant redesign occurs, so this rating covers the entire 2016 to 2019 range shown here.
5/5 Overall
NHTSA 5-Star Safety Rating
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Driver Assistance
Ratings from NHTSA's New Car Assessment Program (NCAP). Based on 2 tested variants; worst-case ratings shown.