Mercedes-benz E vs Mercedes-benz Slk 280: 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 Slk 280
81%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Mercedes-benz E (79%) and Mercedes-benz Slk 280 (81%) 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 Slk 280 |
|---|---|---|
| MOT pass rate | 79% | 81% ✓ |
| MOT failure rate | 21% | 19% ✓ |
| Faults & advisories per test | 1.6 | 1.1 ✓ |
| Dangerous-fault share | 3% | 3% |
| Average mileage | 124,278 mi | 59,783 mi |
| Sample size (vehicles) | 429,719 | 2 |
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 Slk 280
- Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))
- Brake disc worn, pitted or scored, but not seriously weakened both front (1.1.14 (a) (ii))
- Offside Rear Tyre worn close to legal limit/worn on edge tyre on 2mm tread (5.2.3 (e))
- Windscreen damaged but not adversely affecting driver's view windscreen chiped not bigger than 40mm (3.2 (a) (i))
- UNDERTRAYS FITTED
- BOTH FRONT tyres cracking on outer walls ,and outer edges,and worn on inner edges.
Reliability FAQ
On MOT pass rate the Mercedes-benz E (79%) and Mercedes-benz Slk 280 (81%) 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 Slk 280 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.