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Mercedes-benz C 300 amg line ed premium de a vs Mercedes-benz E: reliability comparison

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

Mercedes-benz C 300 amg line ed premium de a
83%
MOT pass rate · 277 vehicles
More reliable
Mercedes-benz E
79%
MOT pass rate · 429,719 vehicles
Verdict: On MOT pass rate, the Mercedes-benz C 300 amg line ed premium de a is the more reliable of the two — 83% pass first time versus 79%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mercedes-benz C 300 amg line ed premium de a Mercedes-benz E
MOT pass rate 83% ✓ 79%
MOT failure rate 17% ✓ 21%
Faults & advisories per test 1.1 ✓ 1.6
Dangerous-fault share 14% 3% ✓
Average mileage 68,456 mi 124,278 mi
Sample size (vehicles) 277 429,719

Most common faults

Mercedes-benz C 300 amg line ed premium de a

  1. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Nearside Rear Child Seat fitted not allowing full inspection of adult belt
  6. Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Mercedes-benz E

  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. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Offside Front Tyre worn close to the legal limit (4.1.E.1)

Reliability FAQ

On MOT pass rate, the Mercedes-benz C 300 amg line ed premium de a is the more reliable of the two — 83% pass first time versus 79%. It's one signal among several; check the full breakdown below.

Full Mercedes-benz C 300 amg line ed premium de a report Full Mercedes-benz E 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.