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Tesla Model S vs. BMW X4 Repair Frequencies

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 Make/Model Repair Trips Per 100 Cars Compared to all models for the same year    
2018 BMW X4   small sample, members only   see reported repairs
  19 X4s, 4.0 months of data per X4, average 4200 miles

* Small sample, members only.

 

2017 BMW X4   small sample, members only   see reported repairs
  19 X4s, 10.9 months of data per X4, average 14600 miles

* Small sample, members only.
2017 Tesla Model S 40
92.857142857143% 92.857142857143% Fewest Trips Most Trips
see reported repairs
  49 Model Ss, 9.8 months of data per Model S, average 14500 miles

 

2016 BMW X4 26
49.319727891156% 49.319727891156% Fewest Trips Most Trips
see reported repairs
  25 X4s, 11.3 months of data per X4, average 19800 miles

Most of the vehicles in the sample are the closely related X3.
2016 Tesla Model S   small sample, members only   see reported repairs
  20 Model Ss, 9.9 months of data per Model S, average 26500 miles

* Small sample, members only.

 

2015 BMW X4   small sample, members only   see reported repairs
  19 X4s, 8.8 months of data per X4, average 32700 miles

* Small sample, members only.
2015 Tesla Model S 80
100% 100% Fewest Trips Most Trips
see reported repairs
  50 Model Ss, 10.2 months of data per Model S, average 37500 miles

Most repairs involve fit and finish issues.

 

2014 Tesla Model S   small sample, members only   see reported repairs
  24 Model Ss, 9.3 months of data per Model S, average 41800 miles

* Small sample, members only.

 

2013 Tesla Model S 56
88.916256157635% 88.916256157635% Fewest Trips Most Trips
see reported repairs
  49 Model Ss, 10.1 months of data per Model S, average 63000 miles

Includes some 2012s. Most of the reported problems are minor: wind noise, creaks, rattles. But also a few drive unit and battery pack replacements. Owners report outstanding service quality.

 

2012 Tesla Model S 56
65.057915057915% 65.057915057915% Fewest Trips Most Trips
see reported repairs
  49 Model Ss, 10.1 months of data per Model S, average 63000 miles

New design, summer introduction. Combined with the 2013.

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Tesla Model S vs. BMW X4 Reliability Comparisons

You won't find Tesla Model S or BMW X4 reliability information like this anywhere else. Actual repair frequencies, not just vague dots, to make it clear how much the Tesla Model S and the BMW X4 truly differ in reliability.

These stats have been promptly updated four times a year, to much more closely track Tesla Model S and BMW X4 reliability as the cars age. Others tell you how reliable the Tesla Model S and the BMW X4 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 Tesla Model S and the BMW X4 have been recently.

See TrueDelta's information for all Hatchbacks and SUVs.
See TrueDelta's information for all Tesla models and BMW models.