The 2017 to 2020 Honda Civic Si received a five-star overall rating from NHTSA's New Car Assessment Program for US-market vehicles. The model earned five stars in side crash, rollover, and side pole tests. It scored four stars in frontal crash testing. NHTSA applies these ratings across model years until a significant redesign occurs, so this assessment covers the entire 2017 to 2020 range.
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.