Jaguar Xj vs Jaguar Xjr v8 auto: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Jaguar Xj
77%
MOT pass rate · 80,612 vehicles
Jaguar Xjr v8 auto
70%
MOT pass rate · 168 vehicles
Verdict: On MOT pass rate the Jaguar Xj (77%) and Jaguar Xjr v8 auto (70%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Jaguar Xj | Jaguar Xjr v8 auto |
|---|---|---|
| MOT pass rate | 77% ✓ | 70% |
| MOT failure rate | 23% ✓ | 30% |
| Faults & advisories per test | 2.0 | 0.0 ✓ |
| Dangerous-fault share | 1% | — ✓ |
| Average mileage | 113,306 mi | 109,116 mi |
| Sample size (vehicles) | 80,612 | 168 |
Most common faults
Jaguar Xj
- 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)
- 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 Front wheel bearing has slight play (2.5.A.3c)
- Offside Front wheel bearing has slight play (2.5.A.3c)
Jaguar Xjr v8 auto
No fault breakdown available.
Reliability FAQ
On MOT pass rate the Jaguar Xj (77%) and Jaguar Xjr v8 auto (70%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar Xj report Full Jaguar Xjr v8 auto 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.