Seat Ibiza st vs Seat Leon: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Seat Ibiza st
82%
MOT pass rate · 4 vehicles
Seat Leon
78%
MOT pass rate · 262,792 vehicles
Verdict: On MOT pass rate the Seat Ibiza st (82%) and Seat Leon (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Seat Ibiza st | Seat Leon |
|---|---|---|
| MOT pass rate | 82% ✓ | 78% |
| MOT failure rate | 18% ✓ | 22% |
| Faults & advisories per test | 1.8 | 1.8 |
| Dangerous-fault share | 1% ✓ | 3% |
| Average mileage | 70,545 mi | 103,954 mi |
| Sample size (vehicles) | 4 | 262,792 |
Most common faults
Seat Ibiza st
- Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))
- Manufactures body under trays fitted restricting inspection of components
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Rear Brake disc worn, but not excessively (1.1.14 (a) (i))
- Front Suspension arm pin or bush worn but not resulting in excessive movement Both (5.3.4 (a) (i))
- Rear Coil spring corroded (5.3.1 (b) (i))
Seat Leon
- Offside Front 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))
- 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)
- Nearside Front Shock absorbers has light misting of oil (5.3.2 (b))
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
Reliability FAQ
On MOT pass rate the Seat Ibiza st (82%) and Seat Leon (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Seat Ibiza st report Full Seat Leon 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.