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Jaguar S-type sport diesel vs Jaguar Xj: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Jaguar S-type sport diesel
70%
MOT pass rate · 5 vehicles
Jaguar Xj
77%
MOT pass rate · 80,612 vehicles
Verdict: On MOT pass rate the Jaguar S-type sport diesel (70%) and Jaguar Xj (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Jaguar S-type sport diesel Jaguar Xj
MOT pass rate 70% 77% ✓
MOT failure rate 30% 23% ✓
Faults & advisories per test 0.4 ✓ 2.0
Dangerous-fault share 0% ✓ 1%
Average mileage 131,320 mi 113,306 mi
Sample size (vehicles) 5 80,612

Most common faults

Jaguar S-type sport diesel

  1. both rear tyres 3mm
  2. Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)
  3. Offside Windscreen wiper does not clear the windscreen effectively (8.2.2)
  4. Nearside Rear Torque/reaction arm has a slightly deteriorated synthetic bush (2.4.G.2)
  5. collant leak from engine
  6. Nearside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Jaguar Xj

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Front wheel bearing has slight play (2.5.A.3c)
  6. Offside Front wheel bearing has slight play (2.5.A.3c)

Reliability FAQ

On MOT pass rate the Jaguar S-type sport diesel (70%) and Jaguar Xj (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Jaguar S-type sport diesel report Full Jaguar Xj 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.