Jaguar Xj vs Jaguar Xk8: MOT reliability compared
Updated 05 September 2026.
23.3% vs 23.4%
Line-ball: same MOT failure rate
Jaguar Xj and Jaguar Xk8 fail their MOT at the same rate, 23.3%.
| Metric | Jaguar Xj | Jaguar Xk8 |
|---|---|---|
| MOT failure rate | 23.3% | 23.4% |
| Tests analysed | 912,161 | 237,921 |
| Most common failure | Lamps & electrical (28.7%) | Suspension (31.8%) |
Questions and answers
Which is more reliable, Jaguar Xj or Jaguar Xk8?
Jaguar Xj and Jaguar Xk8 fail their MOT at the same rate, 23.3%.
What is the MOT failure rate of the Jaguar Xj?
23.3% of Jaguar Xj MOT tests result in a failure, from 912,161 tests.
What is the MOT failure rate of the Jaguar Xk8?
23.4% of Jaguar Xk8 MOT tests result in a failure, from 237,921 tests.