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Mercedes-benz B 250 amg line ed premium+ e a vs Mercedes-benz E: reliability comparison

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

Mercedes-benz B 250 amg line ed premium+ e a
92%
MOT pass rate · 110 vehicles
More reliable
Mercedes-benz E
79%
MOT pass rate · 429,719 vehicles
Verdict: On MOT pass rate, the Mercedes-benz B 250 amg line ed premium+ e a is the more reliable of the two — 92% pass first time versus 79%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mercedes-benz B 250 amg line ed premium+ e a Mercedes-benz E
MOT pass rate 92% ✓ 79%
MOT failure rate 8% ✓ 21%
Faults & advisories per test 0.6 ✓ 1.6
Dangerous-fault share 8% 3% ✓
Average mileage 34,315 mi 124,278 mi
Sample size (vehicles) 110 429,719

Most common faults

Mercedes-benz B 250 amg line ed premium+ e a

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Front Anti-roll bar linkage ball joint has slight play (5.3.4 (a) (i))
  4. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Nearside Rear Child Seat fitted not allowing full inspection of adult belt
  6. Offside Front Anti-roll bar linkage ball joint has slight play (5.3.4 (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 B 250 amg line ed premium+ e a is the more reliable of the two — 92% pass first time versus 79%. It's one signal among several; check the full breakdown below.

Full Mercedes-benz B 250 amg line ed premium+ e 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.