Quality Ratings by Category

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2011 Initial Quality Study

Compact Premium Sporty Car
Award Recipient
Mercedes-Benz E-Class Cabriolet/Coupe
Ratings Factors
Displaying Factors 1-5 of 9
 
Company
Overall Quality: Taken from the Initial Quality Study (IQS), which looks at owner-reported problems in the first 90 days of new-vehicle ownership, this score is based on problems that have caused a complete breakdown or malfunction, or where controls or features may work as designed, but are difficult to use or understand.
Overall Quality - Mechanical: Taken from the Initial Quality Study (IQS), which looks at owner-reported problems in the first 90 days of new-vehicle ownership, this score is based on problems that have caused a complete breakdown or malfunction of any component, feature, or item (i.e., components that stop working or trim pieces that break or come loose).
Powertrain Quality - Mechanical: Taken from the Initial Quality Study (IQS), which looks at owner-reported problems in the first 90 days of new-vehicle ownership, this score is based on problems with the engine or transmission as well as problems that affect the driving experience (i.e., vehicle/brakes pull, abnormal noises or vibrations) only.
Body & Interior Quality - Mechanical: Taken from the Initial Quality Study (IQS), which looks at owner-reported problems in the first 90 days of new-vehicle ownership, this score is based on problems with wind noise, water leaks, poor interior fit/finish, paint imperfection, and squeaks/rattles.
Features & Accessories Quality - Mechanical: Taken from the Initial Quality Study (IQS), which looks at owner-reported problems in the first 90 days of new-vehicle ownership, this score is based on problems with the seats, windshield wipers, navigation system, rear-seat entertainment system, heater, air conditioner, stereo system, sunroof and trip computer.
BMW Z4 Roadster
Mercedes-Benz E-Class Cabriolet/Coupe
Award Recipient
Nissan Z
Volvo C70


Displaying Factors 1-5 of 9

Scoring Legend

 Among the best        Better than most        About average        The rest

Please note that J.D. Power Consumer Center Ratings may not include all information used to determine J.D. Power and Associates awards.