Jaguar Mk1 3.4 vs Jaguar S-type: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Jaguar Mk1 3.4
93%
MOT pass rate · 3 vehicles
Jaguar S-type
75%
MOT pass rate · 61,983 vehicles
Verdict: On MOT pass rate the Jaguar Mk1 3.4 (93%) and Jaguar S-type (75%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Jaguar Mk1 3.4 | Jaguar S-type |
|---|---|---|
| MOT pass rate | 93% ✓ | 75% |
| MOT failure rate | 7% ✓ | 25% |
| Faults & advisories per test | 0.0 ✓ | 2.1 |
| Dangerous-fault share | — ✓ | 1% |
| Average mileage | 53,656 mi | 114,746 mi |
| Sample size (vehicles) | 3 | 61,983 |
Most common faults
Jaguar Mk1 3.4
- Windscreen wiper does not clear the windscreen effectively (8.2.2)
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)
Reliability FAQ
On MOT pass rate the Jaguar Mk1 3.4 (93%) and Jaguar S-type (75%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Jaguar Mk1 3.4 report Full Jaguar S-type 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.