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Mercedes-benz A-class vs Mercedes-benz E320 cdi elegance: 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 E320 cdi elegance
70%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Mercedes-benz A-class (78%) and Mercedes-benz E320 cdi elegance (70%) 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 E320 cdi elegance
MOT pass rate 78% ✓ 70%
MOT failure rate 22% ✓ 30%
Faults & advisories per test 1.6 ✓ 2.4
Dangerous-fault share 3% ✓ 6%
Average mileage 86,210 mi 171,096 mi
Sample size (vehicles) 362,612 1

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 E320 cdi elegance

  1. exhaust bracket broken
  2. Offside Rear exhaust bracket broken, but system still supported
  3. Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii))
  4. Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))
  5. Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i))
  6. Nearside registration plate lamp dim

Reliability FAQ

On MOT pass rate the Mercedes-benz A-class (78%) and Mercedes-benz E320 cdi elegance (70%) 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 E320 cdi elegance 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.