Mercedes-Benz: MOT pass rate and reliability

Mercedes-Benz vehicles pass the MOT first time 79.9% of the time, measured across 1,928,082 DVSA tests. That is 2.9 points better than the 77% national average, ranking Mercedes-Benz 18 of 51 major brands sold in the UK.

Every brand ranked

  1. Ferrari - 95.9%
  2. LEVC - 95.4%
  3. Aston Martin - 93.2%
  4. Bentley - 92.5%
  5. Porsche - 88.7%
  6. Lexus - 87.7%
  7. Tesla - 84.8%
  8. Maserati - 84.3%
  9. MG - 83.9%
  10. BMW - 82.5%
  11. Jaguar - 81.9%
  12. Abarth - 81.8%
  13. Audi - 81.6%
  14. MINI - 81.6%
  15. Toyota - 81.3%
  16. Land Rover - 80.6%
  17. Skoda - 80.6%
  18. Mercedes-Benz - 79.9%
  19. Suzuki - 79.5%
  20. Kia - 78.9%
  21. Hyundai - 78.8%
  22. SEAT - 78.7%
  23. Subaru - 78.6%
  24. Honda - 78.3%
  25. Dacia - 78.3%
  26. Volvo - 78.2%
  27. Jeep - 78%
  28. Smart (Mcc) - 77.7%
  29. Smart - 77.2%
  30. Volkswagen - 77.1%
  31. Mazda - 77%
  32. Mitsubishi - 76.9%
  33. DS - 76.2%
  34. London Taxis International - 75.5%
  35. Ford - 74.8%
  36. Isuzu - 73.7%
  37. Nissan - 73.4%
  38. Peugeot - 73.2%
  39. Fiat - 73%
  40. Ssangyong - 73%
  41. Vauxhall - 72.4%
  42. Alfa Romeo - 72.4%
  43. Citroen - 70.8%
  44. Iveco - 70.2%
  45. Rover - 70.2%
  46. Saab - 69.1%
  47. Renault - 68.1%
  48. Chrysler - 67.2%
  49. Daihatsu - 67.1%
  50. Chrysler-Jeep - 67%
  51. Chevrolet - 62.8%

Mercedes-Benz models

Most common MOT failures across every Mercedes-Benz

Pooled across all Mercedes-Benz models, not just one: what actually fails on a Mercedes-Benz more than the UK average.

  1. Brake pipe damaged or excessively corroded, 1.2% of tests (1.47x the national rate for this defect)
  2. Engine MIL illuminated indicating a malfunction, 1.2% of tests (1.3x the national rate for this defect)
  3. A direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, 0.6% of tests (1.24x the national rate for this defect)
  4. A suspension pin, bush or joint excessively worn, 2.9% of tests
  5. Tyre tread depth not in accordance with the requirements, 2.2% of tests
  6. A tyre seriously damaged, 2.2% of tests
  7. A spring or spring component fractured or seriously weakened, 1.6% of tests
  8. A tyre cords visible or damaged, 1.3% of tests
  9. A suspension joint dust cover missing or no longer prevents the ingress of dirt etc, 1.3% of tests
  10. Parking brake efficiency below minimum requirement, 1.1% of tests

From 3,441,868 DVSA-tracked Mercedes-Benz tests, 2024. DVSA testers marked 5.81% of these flagged defects as "dangerous", against 4.97% nationally.

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Mercedes-Benz MOT pass rate badge: 79.9%

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