Jaguar 420x vs Jaguar X-type: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Jaguar 420x
95%
MOT pass rate · 1 vehicles
Jaguar X-type
73%
MOT pass rate · 119,216 vehicles
Verdict: On MOT pass rate the Jaguar 420x (95%) and Jaguar X-type (73%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Jaguar 420x | Jaguar X-type |
|---|---|---|
| MOT pass rate | 95% ✓ | 73% |
| MOT failure rate | 5% ✓ | 27% |
| Faults & advisories per test | 0.4 ✓ | 2.1 |
| Dangerous-fault share | 0% ✓ | 1% |
| Average mileage | 22,407 mi | 123,687 mi |
| Sample size (vehicles) | 1 | 119,216 |
Most common faults
Jaguar 420x
- Steering rack has slight free play detected at steering wheel (2.3 (a) (i))
- both rear tyres are getting low
- Rear Tyre worn close to the legal limit (4.1.E.1)
- Headlamp not working on main beam (4.1.1 (a) (ii))
Jaguar X-type
- 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)
- Front Brake pad(s) wearing thin (3.5.1g)
- Oil leak, but not excessive (8.4.1 (a) (i))
Reliability FAQ
On MOT pass rate the Jaguar 420x (95%) and Jaguar X-type (73%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar 420x report Full Jaguar X-type 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.