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Mercedes-Benz GLK-Class vs. Audi A5 / S5 Reliability Comparisons

You won't find Mercedes-Benz GLK-Class or Audi A5 / S5 reliability information like this anywhere else. Actual repair frequencies, not just vague dots, to make it clear how much the Mercedes-Benz GLK-Class and the Audi A5 / S5 truly differ in reliability.

These stats are promptly updated four times a year, to much more closely track Mercedes-Benz GLK-Class and Audi A5 / S5 reliability as the cars age. Others tell you how reliable the Mercedes-Benz GLK-Class and the Audi A5 / S5 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 Mercedes-Benz GLK-Class and the Audi A5 / S5 have been recently.

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Year Make/Model Repair Frequencysuccessful repair trips per 100 cars per year Compared to all models for the same year  
2013 Audi A5 / S5 86 A5 / S5s, 8.5 months of data per A5 / S5, average 7800 miles

Refreshed for this model year.
21
20% Fewest Trips Most Trips
see reported repairs

 

2012 Audi A5 40 A5s, 8.7 months of data per A5, average 19100 miles10
0% Fewest Trips Most Trips
see reported repairs
2012 Audi S5 33 S5s, 8.6 months of data per S5, average 19700 miles42
60% Fewest Trips Most Trips
see reported repairs

 

2011 Audi S5 38 S5s, 10.3 months of data per S5, average 30100 miles

Most of the cars in this sample are A4s or S4s.
31
30% Fewest Trips Most Trips
see reported repairs
2011 Audi A5 53 A5s, 10.0 months of data per A5, average 29500 miles

Most of the cars in this sample are A4s or S4s.
32
30% Fewest Trips Most Trips
see reported repairs
2011 Mercedes-Benz GLK-Class   16 GLK-Classes, 9.8 months of data per GLK-Class, average 24700 miles

* Small sample size.
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or 16 GLK-Classes, 9.8 months of data per GLK-Class, average 24700 miles

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see reported repairs

 

2010 Audi A5 3.2 / S5 52 A5 3.2 / S5s, 9.6 months of data per A5 3.2 / S5, average 38200 miles

Most of the cars in this sample are A4s or S4s. Multiple reports of excessive oil consumption for the 2.0T engine. Some engines rebuilt with updated valves and piston rings.
48
50% Fewest Trips Most Trips
see reported repairs
2010 Audi A5 2.0T 48 A5 2.0Ts, 9.2 months of data per A5 2.0T, average 43800 miles

Most of the cars in this sample are A4s or S4s. Multiple reports of excessive oil consumption for the 2.0T engine. Some engines rebuilt with updated valves and piston rings.
52
60% Fewest Trips Most Trips
see reported repairs
2010 Mercedes-Benz GLK-Class 26 GLK-Classes, 9.7 months of data per GLK-Class, average 40200 miles

First model year. Common problem with early headlight failures.
52
60% Fewest Trips Most Trips
see reported repairs

 

2009 Audi A5 / S5 26 A5 / S5s, 10.3 months of data per A5 / S5, average 41900 miles

Most of the cars in this sample are A4s. Multiple reports of excessive oil consumption for the 2.0T engine. Some engines rebuilt with updated valves and piston rings.
49
50% Fewest Trips Most Trips
see reported repairs

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What People Are Saying about Reliability and the Mercedes-Benz GLK-Class

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

Reliability and Durability of the Mercedes-Benz GLK-Class: 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.

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What Our Members Are Saying about Audi A5 / S5 Reliability and Durability

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