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Mercedes-benz A-class vs Mercedes-benz E220 blueef-cy se cdi a: 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 E220 blueef-cy se cdi a
77%
MOT pass rate · 342 vehicles
Verdict: On MOT pass rate the Mercedes-benz A-class (78%) and Mercedes-benz E220 blueef-cy se cdi a (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Mercedes-benz A-class Mercedes-benz E220 blueef-cy se cdi a
MOT pass rate 78% ✓ 77%
MOT failure rate 22% ✓ 23%
Faults & advisories per test 1.6 0.1 ✓
Dangerous-fault share 3% 2% ✓
Average mileage 86,210 mi 160,560 mi
Sample size (vehicles) 362,612 342

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 E220 blueef-cy se cdi a

  1. Rear Brake disc worn, pitted or scored, but not seriously weakened n/s and o/s (1.1.14 (a) (ii))
  2. Nearside Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))
  3. Front brake disc worn, pitted or scored, but not seriously weakened n/s and o/s (3.5.1i)
  4. Front Brake disc worn, pitted or scored, but not seriously weakened n/s and o/s (1.1.14 (a) (ii))
  5. Front Tyre slightly damaged/cracking or perishing n/s and o/s (5.2.3 (d) (ii))
  6. Front Brake pad(s) wearing thin n/s and o/s (1.1.13 (a) (ii))

Reliability FAQ

On MOT pass rate the Mercedes-benz A-class (78%) and Mercedes-benz E220 blueef-cy se cdi a (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Mercedes-benz A-class report Full Mercedes-benz E220 blueef-cy se cdi 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.