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Mercedes-benz C vs Mercedes-benz Cla 220 d: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Mercedes-benz C
78%
MOT pass rate · 675,043 vehicles
Mercedes-benz Cla 220 d
67%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Mercedes-benz C (78%) and Mercedes-benz Cla 220 d (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Mercedes-benz C Mercedes-benz Cla 220 d
MOT pass rate 78% ✓ 67%
MOT failure rate 22% ✓ 33%
Faults & advisories per test 1.7 ✓ 1.8
Dangerous-fault share 3% ✓ 12%
Average mileage 112,156 mi 72,645 mi
Sample size (vehicles) 675,043 2

Most common faults

Mercedes-benz C

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Under-trays fitted obscuring some underside components
  6. Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Mercedes-benz Cla 220 d

  1. Rear Registration plate insecure but not likely to fall off (0.1 (a))
  2. Nearside Front Coil spring worn (5.3.1 (b) (i))
  3. Offside Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. 29 (1.2.1 (b) (i))
  4. Offside Front Coil spring worn (5.3.1 (b) (i))
  5. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Reliability FAQ

On MOT pass rate the Mercedes-benz C (78%) and Mercedes-benz Cla 220 d (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Mercedes-benz C report Full Mercedes-benz Cla 220 d report Most reliable cars

Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.