Jaguar Soverigne v12 vs Jaguar X-type: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Jaguar Soverigne v12
52%
MOT pass rate · 1 vehicles
Jaguar X-type
73%
MOT pass rate · 119,216 vehicles
Verdict: On MOT pass rate the Jaguar Soverigne v12 (52%) 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 Soverigne v12 | Jaguar X-type |
|---|---|---|
| MOT pass rate | 52% | 73% ✓ |
| MOT failure rate | 48% | 27% ✓ |
| Faults & advisories per test | 4.0 | 2.1 ✓ |
| Dangerous-fault share | 0% ✓ | 1% |
| Average mileage | 109,699 mi | 123,687 mi |
| Sample size (vehicles) | 1 | 119,216 |
Most common faults
Jaguar Soverigne v12
- Parking brake: efficiency below requirements (3.7.B.7)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)
- Horn not working (1.6.2a)
- Brakes imbalanced across an axle (3.7.B.5b)
- Rear Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)
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 Soverigne v12 (52%) and Jaguar X-type (73%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar Soverigne v12 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.