- Electrified vehicles more problematic than others: Owners of battery electric vehicles (BEVs) and plug-in hybrid electric vehicles (PHEVs) experience more problems than owners of gas-powered and hybrid vehicles. BEVs are most troublesome (256 PP100), followed by PHEVs (216 PP100). Hybrids (191 PP100) and gasoline vehicles (187 PP100) fare significantly better. At three years of ownership, tires are a sore spot for BEVs, with 39% of owners saying they replaced tires in the past 12 months—19 percentage points higher than owners of gas-powered vehicles.
- Toyota Motor Corporation wins most segment awards: Toyota Motor Corporation’s nine segment awards is the most received by any automaker since 2017 when the Japanese automaker received 10 awards.
- The most improved brands: The top three brands showing the greatest improvement in the number of problems are Porsche (33 PP100 improvement); Mercedes-Benz (22 PP100 improvement); and Toyota (21 PP100 improvement).
Highest-Ranked Brands
Lexus ranks highest overall in vehicle dependability for a second consecutive year, with a score of 135 PP100. Among premium brands, Porsche (175 PP100) ranks second and BMW (190 PP100) ranks third.Toyota ranks highest in the mass market segment, with a score of 147 PP100. Buick (149 PP100) ranks second, while Chevrolet (174 PP100) and MINI (174 PP100) each rank third in a tie.
The parent corporation receiving the most model-level awards is Toyota Motor Corporation with nine: Lexus ES, Lexus IS, Lexus NX, Lexus RX, Toyota 4Runner, Toyota Camry, Toyota Corolla, Toyota Tacoma and Toyota Tundra. General Motors Company receives four segment awards for Buick Encore, Chevrolet Equinox, Chevrolet Traverse and Chevrolet Tahoe. BMW AG receives two segment awards for BMW X1 and BMW X6.
The 2024 U.S. Vehicle Dependability Study is based on responses from 30,595 original owners of 2021 model-year vehicles after three years of ownership. The study was fielded from August through November 2023.