The 2011 Mercury Mariner HEV received three stars overall in NHTSA's New Car Assessment Program for US-market vehicles. The hybrid compact SUV earned three stars in frontal crash, side crash, and rollover testing. It performed better in side pole testing, receiving four stars. NHTSA maintains these ratings across model years until a vehicle redesign occurs. For detailed information about how NHTSA conducts its crash tests and what these ratings mean, visit the agency's website.
3/5 Overall
NHTSA 5-Star Safety Rating
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Ratings from NHTSA's New Car Assessment Program (NCAP). Based on 2 tested variants; worst-case ratings shown.