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Audi A5 / S5 / RS5 and BMW Z4 Lemon Odds and Nada Odds for the Year Ending June 30, 2018

An asterisk (*) marks results based on small sample sizes.

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Year Make/Model Nada Odds per 100 Cars Lemon Odds per 100 Cars    
30 vehicles, 11.4 months per vehicle, 35400 miles driven2015 Audi A5 / S5 Join or sign in to view   see reported repairs
  30 vehicles, 11.4 months per vehicle, 35400 miles driven
49 vehicles, 11.5 months per vehicle, 41400 miles driven2014 Audi A5 / S5
[?] see reported repairs
  49 vehicles, 11.5 months per vehicle, 41400 miles driven
62 vehicles, 11.6 months per vehicle, 54800 miles driven

Refreshed for this model year.2013		 Audi A5 / S5
[?] see reported repairs
  62 vehicles, 11.6 months per vehicle, 54800 miles driven

Refreshed for this model year.
29 vehicles, 11.5 months per vehicle, 67600 miles driven2012 Audi S5 Join or sign in to view   see reported repairs
  29 vehicles, 11.5 months per vehicle, 67600 miles driven
25 vehicles, 11.8 months per vehicle, 75200 miles driven

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 piston rings.2011		 Audi S5 Join or sign in to view   see reported repairs
  25 vehicles, 11.8 months per vehicle, 75200 miles driven

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 piston rings.

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Audi A5 / S5 / RS5 vs. BMW Z4 Lemon Odds and Nada Odds

Other sources of Audi A5 / S5 / RS5 and BMW Z4 reliability data provide only averages, which can conceal as much as they reveal. So we also report the percentage of Audi A5 / S5 / RS5s and BMW Z4s with no repairs at all in the past year and the percentage of Audi A5 / S5 / RS5s and BMW Z4s that are lemons (required three or more repair trips in the past year). These figures might surprise you.

These stats are promptly updated four times a year, to closely track Audi A5 / S5 / RS5 and BMW Z4 lemon odds as the cars age. Others can be over a year behind. Only TrueDelta tells you how reliable the Audi A5 / S5 / RS5 and BMW Z4 have been recently.

To see how frequently Audi A5 / S5 / RS5 and BMW Z4 problems occur, check out our car reliability stats.

What Our Members Are Saying about the Brand Reputation of the Audi A5 / S5 / RS5

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What Our Members Are Saying about the Brand Reputation of the BMW Z4

BMW Z4 Brand Reputation: Pros
YearBody/PowertrainComment
2006 2dr Convertible 215-horsepower 3.0L I6
6-speed manual RWD		 BMW is BMW. see full BMW Z4 review
2006 2dr Convertible 215-horsepower 3.0L I6
6-speed shiftable automatic RWD		 BMW is very high quality. Brand has great prestige and cachet. The company is right: "The ultimate driving machine." see full BMW Z4 review
2005 2dr Convertible 184-horsepower 2.5L I6
5-speed shiftable automatic RWD		 People point and smile. see full BMW Z4 review
2004 2dr Convertible 184-horsepower 2.5L I6
5-speed shiftable automatic RWD		 BMW has a reputation for advanced engineering and a performance-oriented approach to designing cars. The Z4 lives up that reputation. see full BMW Z4 review