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BMW 5-Series Gran Turismo vs. Porsche Cayman Powertrain and Chassis Reliability by Model Generation
Results are for year ending June 30, 2018. Only successfully completed repairs are currently included in the analysis. Routine maintenance, most wear items, recalls, and problems fixed with just a reflash or warning light reset are not included.
| Year and Model | % of Average Repair Frequency | |
 2014 - 2017 BMW 5-Series Gran Turismo |
Best
21%
Worst
|
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 2014 - 2016 Porsche Cayman |
Best
32%
Worst
|
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 2010 - 2013 BMW 5-Series Gran Turismo |
Best
171%
Worst
|
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|
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| ||
 2006 - 2008 Porsche Cayman |
Best
44%
Worst
|
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