Jaguar S-type vs Jaguar Xg8: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Jaguar S-type
75%
MOT pass rate · 61,983 vehicles
Jaguar Xg8
67%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Jaguar S-type (75%) and Jaguar Xg8 (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Jaguar S-type | Jaguar Xg8 |
|---|---|---|
| MOT pass rate | 75% ✓ | 67% |
| MOT failure rate | 25% ✓ | 33% |
| Faults & advisories per test | 2.1 ✓ | 2.8 |
| Dangerous-fault share | 1% ✓ | 4% |
| Average mileage | 114,746 mi | 113,949 mi |
| Sample size (vehicles) | 61,983 | 1 |
Most common faults
Jaguar S-type
- 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)
- Under-trays fitted obscuring some underside components
- Front Brake pad(s) wearing thin (3.5.1g)
Jaguar Xg8
- Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- o/s rear tyre has slight sidewall damage
- Front Tyre slightly damaged/cracking or perishing Both (5.2.3 (d) (ii))
- Offside Front Outer Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Rear Lower Suspension arm ball joint dust cover severely deteriorated Both (5.3.4 (b) (i))
Reliability FAQ
On MOT pass rate the Jaguar S-type (75%) and Jaguar Xg8 (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar S-type report Full Jaguar Xg8 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.