Fiat Ducato vs Fiat Sunlight: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Fiat Ducato
75%
MOT pass rate · 145,137 vehicles
Fiat Sunlight
90%
MOT pass rate · 373 vehicles
More reliable
Verdict: On MOT pass rate, the Fiat Sunlight is the more reliable of the two — 90% pass first time versus 75%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Fiat Ducato | Fiat Sunlight |
|---|---|---|
| MOT pass rate | 75% | 90% ✓ |
| MOT failure rate | 25% | 10% ✓ |
| Faults & advisories per test | 1.9 | 0.5 ✓ |
| Dangerous-fault share | 2% | 1% ✓ |
| Average mileage | 93,121 mi | 24,209 mi |
| Sample size (vehicles) | 145,137 | 373 |
Most common faults
Fiat Ducato
- Oil leak, but not excessive (8.4.1 (a) (i))
- Parking brake: efficiency below requirements (3.7.B.7)
- 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)
- Parking brake efficiency below requirements (1.4.2 (a) (i))
Fiat Sunlight
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))
- COVID-19 6 MONTH EXTENSION
Reliability FAQ
On MOT pass rate, the Fiat Sunlight is the more reliable of the two — 90% pass first time versus 75%. It's one signal among several; check the full breakdown below.
Full Fiat Ducato report Full Fiat Sunlight 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.