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Mercedes-benz E vs Mercedes-benz S 350 l amg line premium + d a: reliability comparison

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

Mercedes-benz E
79%
MOT pass rate · 429,719 vehicles
Mercedes-benz S 350 l amg line premium + d a
95%
MOT pass rate · 83 vehicles
More reliable
Verdict: On MOT pass rate, the Mercedes-benz S 350 l amg line premium + d a is the more reliable of the two — 95% pass first time versus 79%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mercedes-benz E Mercedes-benz S 350 l amg line premium + d a
MOT pass rate 79% 95% ✓
MOT failure rate 21% 5% ✓
Faults & advisories per test 1.6 0.6 ✓
Dangerous-fault share 3% ✓ 7%
Average mileage 124,278 mi 50,918 mi
Sample size (vehicles) 429,719 83

Most common faults

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)

Mercedes-benz S 350 l amg line premium + d a

  1. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  2. Nearside Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  3. Offside Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  4. Nearside Front Lower Suspension arm ball joint has slight play (5.3.4 (a) (i))
  5. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate, the Mercedes-benz S 350 l amg line premium + d a is the more reliable of the two — 95% pass first time versus 79%. It's one signal among several; check the full breakdown below.

Full Mercedes-benz E report Full Mercedes-benz S 350 l amg line premium + d 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.