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BMW 4-Series and Mercedes-Benz M-Class 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    
62 vehicles, 11.6 months per vehicle, 48000 miles driven

Most of the cars in the sample are the related 3-Series.2014		 BMW 4-Series
[?] see reported repairs
  62 vehicles, 11.6 months per vehicle, 48000 miles driven

Most of the cars in the sample are the related 3-Series.
51 vehicles, 11.5 months per vehicle, 31100 miles driven

Most of the cars in the sample are the related 3-Series.2015		 BMW 4-Series
[?] see reported repairs
  51 vehicles, 11.5 months per vehicle, 31100 miles driven

Most of the cars in the sample are the related 3-Series.
50 vehicles, 11.6 months per vehicle, 22200 miles driven

Most of the cars in the sample are the related 3-Series, which has had finish and trim problems following an update.2016		 BMW 4-Series
[?] see reported repairs
  50 vehicles, 11.6 months per vehicle, 22200 miles driven

Most of the cars in the sample are the related 3-Series, which has had finish and trim problems following an update.

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BMW 4-Series vs. Mercedes-Benz M-Class Lemon Odds and Nada Odds

Other sources of BMW 4-Series and Mercedes-Benz M-Class reliability data provide only averages, which can conceal as much as they reveal. So we also report the percentage of BMW 4-Seriess and Mercedes-Benz M-Classs with no repairs at all in the past year and the percentage of BMW 4-Seriess and Mercedes-Benz M-Classs 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 BMW 4-Series and Mercedes-Benz M-Class lemon odds as the cars age. Others can be over a year behind. Only TrueDelta tells you how reliable the BMW 4-Series and Mercedes-Benz M-Class have been recently.

To see how frequently BMW 4-Series and Mercedes-Benz M-Class problems occur, check out our car reliability stats.

What Our Members Are Saying about the Brand Reputation of the BMW 4-Series

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What Our Members Are Saying about the Brand Reputation of the Mercedes-Benz M-Class

Mercedes-Benz M-Class Brand Reputation: Pros
YearBody/PowertrainComment
2009 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 MB has a long time reputation and challenging competition. Driving an BM will make you proud. see full Mercedes-Benz M-Class review
2005 4dr SUV 288-horsepower 5.0L V8
5-speed shiftable automatic AWD w/low range		 Its a benz, need i say anymore? see full Mercedes-Benz M-Class review
2003 4dr SUV 232-horsepower 3.7L V6
5-speed shiftable automatic AWD w/low range		 Mercedes engineering. see full Mercedes-Benz M-Class review