Mercedes-benz E vs Mercedes-benz Mb120: 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 Mb120
100%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Mercedes-benz E (79%) and Mercedes-benz Mb120 (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Mercedes-benz E | Mercedes-benz Mb120 |
|---|---|---|
| MOT pass rate | 79% | 100% ✓ |
| MOT failure rate | 21% | 0% ✓ |
| Faults & advisories per test | 1.6 ✓ | 2.0 |
| Dangerous-fault share | 3% | 0% ✓ |
| Average mileage | 124,278 mi | 240,177 mi |
| Sample size (vehicles) | 429,719 | 1 |
Most common faults
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)
Mercedes-benz Mb120
- Nearside Front Steering box slight movement idler (2.1.1 (d) (i))
- Oil leak, but not excessive (8.4.1 (a) (i))
Reliability FAQ
On MOT pass rate the Mercedes-benz E (79%) and Mercedes-benz Mb120 (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mercedes-benz E report Full Mercedes-benz Mb120 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.