Ford Sierra rs cosworth vs Ford Transit: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Ford Sierra rs cosworth
90%
MOT pass rate · 5,310 vehicles
Ford Transit
69%
MOT pass rate · 1,477,963 vehicles
Verdict: On MOT pass rate the Ford Sierra rs cosworth (90%) and Ford Transit (69%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Ford Sierra rs cosworth | Ford Transit |
|---|---|---|
| MOT pass rate | 90% ✓ | 69% |
| MOT failure rate | 10% ✓ | 31% |
| Faults & advisories per test | 0.0 ✓ | 2.9 |
| Dangerous-fault share | — ✓ | 2% |
| Average mileage | 70,019 mi | 138,004 mi |
| Sample size (vehicles) | 5,310 | 1,477,963 |
Most common faults
Ford Sierra rs cosworth
No fault breakdown available.
Ford Transit
- Oil leak, but not excessive (8.4.1 (a) (i))
- Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))
- Oil leak
- 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)
- Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))
Reliability FAQ
On MOT pass rate the Ford Sierra rs cosworth (90%) and Ford Transit (69%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Ford Sierra rs cosworth report Full Ford Transit 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.