Fiat Ducato vs Fiat Ducato 18 jtd lwb: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Fiat Ducato
75%
MOT pass rate · 145,137 vehicles
More reliable
Fiat Ducato 18 jtd lwb
66%
MOT pass rate · 264 vehicles
Verdict: On MOT pass rate, the Fiat Ducato is the more reliable of the two — 75% pass first time versus 66%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Fiat Ducato | Fiat Ducato 18 jtd lwb |
|---|---|---|
| MOT pass rate | 75% ✓ | 66% |
| MOT failure rate | 25% ✓ | 34% |
| Faults & advisories per test | 1.9 | 1.6 ✓ |
| Dangerous-fault share | 2% | 0% ✓ |
| Average mileage | 93,121 mi | 115,661 mi |
| Sample size (vehicles) | 145,137 | 264 |
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 Ducato 18 jtd lwb
- Parking brake: efficiency below requirements (3.7.B.7)
- Oil leak
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Service brake: efficiency below requirements (3.7.B.7)
- Brakes imbalanced across an axle (3.7.B.5b)
Reliability FAQ
On MOT pass rate, the Fiat Ducato is the more reliable of the two — 75% pass first time versus 66%. It's one signal among several; check the full breakdown below.
Full Fiat Ducato report Full Fiat Ducato 18 jtd lwb 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.