Fiat 500 vs Fiat Ducato 14 sw: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Fiat 500
77%
MOT pass rate · 333,596 vehicles
Fiat Ducato 14 sw
57%
MOT pass rate · 6 vehicles
Verdict: On MOT pass rate the Fiat 500 (77%) and Fiat Ducato 14 sw (57%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Fiat 500 | Fiat Ducato 14 sw |
|---|---|---|
| MOT pass rate | 77% ✓ | 57% |
| MOT failure rate | 23% ✓ | 43% |
| Faults & advisories per test | 2.0 ✓ | 4.6 |
| Dangerous-fault share | 3% | 0% ✓ |
| Average mileage | 62,906 mi | 125,647 mi |
| Sample size (vehicles) | 333,596 | 6 |
Most common faults
Fiat 500
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Rear Coil spring corroded (5.3.1 (b) (i))
Fiat Ducato 14 sw
- Parking brake: efficiency below requirements (3.7.B.7)
- Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)
- Nearside Front wheel bearing has slight play (2.5.A.3c)
- Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Macpherson strut is slightly stiff in the upper support bearing assembly (2.5.B.1b)
Reliability FAQ
On MOT pass rate the Fiat 500 (77%) and Fiat Ducato 14 sw (57%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Fiat 500 report Full Fiat Ducato 14 sw 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.