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Porsche Cayenne vs. Mercedes-Benz GLK-Class Reliability Comparisons

You won't find Porsche Cayenne or Mercedes-Benz GLK-Class reliability information like this anywhere else. Actual repair frequencies, not just vague dots, to make it clear how much the Porsche Cayenne and the Mercedes-Benz GLK-Class truly differ in reliability.

These stats are promptly updated four times a year, to much more closely track Porsche Cayenne and Mercedes-Benz GLK-Class reliability as the cars age. Others tell you how reliable the Porsche Cayenne and the Mercedes-Benz GLK-Class were a year ago, when the cars were a year younger and had 12,000 fewer miles on them. Only TrueDelta tells you how reliable the Porsche Cayenne and the Mercedes-Benz GLK-Class have been recently.

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What People Are Saying about Reliability and the Porsche Cayenne

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What Our Members Are Saying about the Reliability and Durability of the Porsche Cayenne

Porsche Cayenne Reliability and Durability: Pros
YearBody/PowertrainComment
2008 4dr SUV 405-horsepower 4.8L V8
6-speed manual AWD w/low range
This car is to replace a vehicle I drove for 18 years. It needs to be reliable and serve my needs such as superior snow handling characteristics, available horse power at altitude and as I get older comfort and convenience features. This car is the only
2008 4dr SUV 290-horsepower 3.6L V6
6-speed shiftable automatic AWD w/low range
No problems after 4 months of ownership. Ratings on this vehicle were outstanding in JD Power reviews.
Porsche Cayenne Reliability and Durability: Cons
YearBody/PowertrainComment
2005 4dr SUV 247-horsepower 3.2L V6
6-speed shiftable automatic AWD w/low range
It has been in the shop an average of once every 6 mos with electrical probs - a/c out twice, radio out once, signal lamp problem, check engine light
 

What Our Members Are Saying about the Reliability and Durability of the Mercedes-Benz GLK-Class

Mercedes-Benz GLK-Class Reliability and Durability: Pros
YearBody/PowertrainComment
2010 4dr SUV 268-horsepower 3.5L V6
7-speed shiftable automatic AWD
Our previous vehicle was a 2005 Mercedes Benz C-240. From a reliability standpoint, the C-240 was flawless. I am hoping the GLK will be as good as the C-240 was.