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Mercedes-benz C vs Mercedes-benz E 300 amg line ngt ed prem + a: 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 E 300 amg line ngt ed prem + a
82%
MOT pass rate · 143 vehicles
More reliable
Verdict: On MOT pass rate, the Mercedes-benz E 300 amg line ngt ed prem + a is the more reliable of the two — 82% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mercedes-benz C Mercedes-benz E 300 amg line ngt ed prem + a
MOT pass rate 78% 82% ✓
MOT failure rate 22% 18% ✓
Faults & advisories per test 1.7 0.9 ✓
Dangerous-fault share 3% ✓ 24%
Average mileage 112,156 mi 35,415 mi
Sample size (vehicles) 675,043 143

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 E 300 amg line ngt ed prem + a

  1. Offside Front Road wheel fractured (5.2.2 (a))
  2. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Nearside Front Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Reliability FAQ

On MOT pass rate, the Mercedes-benz E 300 amg line ngt ed prem + a is the more reliable of the two — 82% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Full Mercedes-benz C report Full Mercedes-benz E 300 amg line ngt ed prem + a 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.