Mercedes-benz 815 d-ka vs Mercedes-benz E: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mercedes-benz 815 d-ka
75%
MOT pass rate · 1 vehicles
Mercedes-benz E
79%
MOT pass rate · 429,719 vehicles
Verdict: On MOT pass rate the Mercedes-benz 815 d-ka (75%) and Mercedes-benz E (79%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Mercedes-benz 815 d-ka | Mercedes-benz E |
|---|---|---|
| MOT pass rate | 75% | 79% ✓ |
| MOT failure rate | 25% | 21% ✓ |
| Faults & advisories per test | 2.0 | 1.6 ✓ |
| Dangerous-fault share | 0% ✓ | 3% |
| Average mileage | 258,146 mi | 124,278 mi |
| Sample size (vehicles) | 1 | 429,719 |
Most common faults
Mercedes-benz 815 d-ka
- Headlamp aim projected beam image is obviously incorrect Both headlamps, kick incorrect (4.1.2 (c))
- Offside Front Brake pipe corroded, covered in grease or other material Pipe that goes through chassis (1.1.11 (c))
- Nearside Front Seat belt buckle slightly damaged (7.1.2 (d))
- Nearside Front Tyre slightly damaged/cracking or perishing TYRE FEATHERING (5.2.3 (d) (ii))
- Offside Front Seat belt buckle slightly damaged (7.1.2 (d))
- Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
Mercedes-benz E
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
Reliability FAQ
On MOT pass rate the Mercedes-benz 815 d-ka (75%) and Mercedes-benz E (79%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mercedes-benz 815 d-ka 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.