2005–2021 · 71,600 MOT tests

Mercedes-Benz B-Class MOT pass rate by year

How every year of the Mercedes-Benz B-Class did at its MOT in 2024, compared with the average car of the same age.

103Above average
Best year201270.4% passed
Worst year201158.9% passed
Rank in Mercedes-Benz24 of 33

Pass rate by year of registration

25%50%75%100%2005: 56.3% passed (average for its age 56.5%)052006: 56.0% passed (average for its age 56.1%)2007: 55.4% passed (average for its age 56.9%)072008: 54.4% passed (average for its age 56.9%)2009: 56.5% passed (average for its age 58.4%)092010: 58.3% passed (average for its age 59.6%)2011: 58.9% passed (average for its age 61.8%)112012: 70.4% passed (average for its age 64.3%)2013: 71.4% passed (average for its age 66.8%)132014: 74.0% passed (average for its age 69.9%)2015: 78.3% passed (average for its age 73.5%)152016: 80.5% passed (average for its age 76.6%)2017: 82.9% passed (average for its age 79.8%)172018: 86.0% passed (average for its age 82.5%)2019: 89.3% passed (average for its age 84.9%)192020: 91.2% passed (average for its age 86.9%)2021: 90.9% passed (average for its age 87.6%)21

Pass rate first time Average for a car that age

Every year

YearTestsPassedAverageScore
2021 B-Class1,88290.9%87.6%
104Above average
2020 B-Class2,97091.2%86.9%
105Above average
2019 B-Class4,26789.3%84.9%
105Above average
2018 B-Class3,92286.0%82.5%
104Above average
2017 B-Class5,68182.9%79.8%
104Above average
2016 B-Class5,34880.5%76.6%
105Above average
2015 B-Class5,63178.3%73.5%
107Above average
2014 B-Class8,21574.0%69.9%
106Above average
2013 B-Class7,01271.4%66.8%
107Above average
2012 B-Class5,73070.4%64.3%
109Well above average
2011 B-Class3,55658.9%61.8%
95Below average
2010 B-Class4,53058.3%59.6%
98Below average
2009 B-Class4,28656.5%58.4%
97Below average
2008 B-Class3,47354.4%56.9%
96Below average
2007 B-Class2,66555.4%56.9%
97Below average
2006 B-Class2,02756.0%56.1%
100About average
2005 B-Class40556.3%56.5%
100About average

Common failures, all years

Share of all 71,600 tests.

  1. Coil spring: fractured or broken3.2%
  2. Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt2.0%
  3. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt1.9%
  4. Malfunction indicator lamp: inoperative or indicates a malfunction1.7%
  5. Suspension arms - ball joint: ball joint excessively worn1.7%
  6. Registration plate lamp(s): inoperative in the case of a single lamp or all lamps1.5%
  7. Brake pads: less than 1.5 mm thick1.5%
  8. Rigid brake pipes: excessively corroded1.3%

Other Mercedes-Benz models

ModelMOT testsMOT Rank score
Mercedes-Benz C-Class366,830
106Above average
Mercedes-Benz A-Class349,986
102About average
Mercedes-Benz E-Class235,478
108Well above average
Mercedes-Benz Vito86,306
94Below average
Mercedes-Benz GLA85,087
104Above average
Mercedes-Benz GLC76,859
105Above average
Mercedes-Benz CLA61,003
100About average
Mercedes-Benz SLK55,313
116Well above average