Alfa romeo 147 vs Alfa romeo Guilia spider: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Alfa romeo 147
69%
MOT pass rate · 31,412 vehicles
Alfa romeo Guilia spider
74%
MOT pass rate · 5 vehicles
Verdict: On MOT pass rate the Alfa romeo 147 (69%) and Alfa romeo Guilia spider (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Alfa romeo 147 | Alfa romeo Guilia spider |
|---|---|---|
| MOT pass rate | 69% | 74% ✓ |
| MOT failure rate | 31% | 26% ✓ |
| Faults & advisories per test | 2.2 ✓ | 3.3 |
| Dangerous-fault share | 1% | 0% ✓ |
| Average mileage | 102,577 mi | 71,724 mi |
| Sample size (vehicles) | 31,412 | 5 |
Most common faults
Alfa romeo 147
- 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 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)
- Rear Exhaust has part of the system slightly deteriorated (7.1.1a)
- Oil leak
Alfa romeo Guilia spider
- Nearside Rear wheel bearing has slight play (2.6.2)
- Offside Rear wheel bearing has slight play (2.6.2)
- Nearside Front wheel bearing has slight play (2.5.A.3c)
- brake test weight obtained from owner handbook
- Oil leak
- Offside Front wheel bearing has slight play (2.5.A.3c)
Reliability FAQ
On MOT pass rate the Alfa romeo 147 (69%) and Alfa romeo Guilia spider (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Alfa romeo 147 report Full Alfa romeo Guilia spider 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.