Jaguar Xj vs Jaguar Xj-s convertible 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 Xj-s convertible auto
81%
MOT pass rate · 447 vehicles
Verdict: On MOT pass rate the Jaguar Xj (77%) and Jaguar Xj-s convertible auto (81%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Jaguar Xj | Jaguar Xj-s convertible auto |
|---|---|---|
| MOT pass rate | 77% | 81% ✓ |
| MOT failure rate | 23% | 19% ✓ |
| Faults & advisories per test | 2.0 | 0.0 ✓ |
| Dangerous-fault share | 1% | — ✓ |
| Average mileage | 113,306 mi | 60,273 mi |
| Sample size (vehicles) | 80,612 | 447 |
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 Xj-s convertible auto
No fault breakdown available.
Reliability FAQ
On MOT pass rate the Jaguar Xj (77%) and Jaguar Xj-s convertible auto (81%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar Xj report Full Jaguar Xj-s convertible 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.