Jaguar Xf vs Jaguar Xj-8: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Jaguar Xf
81%
MOT pass rate · 116,331 vehicles
Jaguar Xj-8
65%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Jaguar Xf (81%) and Jaguar Xj-8 (65%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Jaguar Xf | Jaguar Xj-8 |
|---|---|---|
| MOT pass rate | 81% ✓ | 65% |
| MOT failure rate | 19% ✓ | 35% |
| Faults & advisories per test | 1.6 ✓ | 3.3 |
| Dangerous-fault share | 4% | 0% ✓ |
| Average mileage | 98,854 mi | 124,802 mi |
| Sample size (vehicles) | 116,331 | 1 |
Most common faults
Jaguar Xf
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))
- Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
Jaguar Xj-8
- Front Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)
- Rear registration plate deteriorated but not likely to be misread (6.3.1d)
- Rear Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)
- Nearside Front Brake pipe slightly corroded (3.6.B.2c)
- Exhaust has part of the system slightly deteriorated (7.1.1a)
- difficult to be sure of quality of welding repairs
Reliability FAQ
On MOT pass rate the Jaguar Xf (81%) and Jaguar Xj-8 (65%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar Xf report Full Jaguar Xj-8 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.