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Mercedes-benz A-class vs Mercedes-benz E 220: reliability comparison

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

Mercedes-benz A-class
78%
MOT pass rate · 362,612 vehicles
Mercedes-benz E 220
94%
MOT pass rate · 25 vehicles
More reliable
Verdict: On MOT pass rate, the Mercedes-benz E 220 is the more reliable of the two — 94% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mercedes-benz A-class Mercedes-benz E 220
MOT pass rate 78% 94% ✓
MOT failure rate 22% 6% ✓
Faults & advisories per test 1.6 0.6 ✓
Dangerous-fault share 3% 3%
Average mileage 86,210 mi 105,419 mi
Sample size (vehicles) 362,612 25

Most common faults

Mercedes-benz A-class

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

Mercedes-benz E 220

  1. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  5. Front Brake disc worn, but not excessively (1.1.14 (a) (i))
  6. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Reliability FAQ

On MOT pass rate, the Mercedes-benz E 220 is the more reliable of the two — 94% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Full Mercedes-benz A-class report Full Mercedes-benz E 220 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.