Audi A3 vs Audi S5 vorsprung tdi mhev quat a: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Audi A3
78%
MOT pass rate · 586,036 vehicles
Audi S5 vorsprung tdi mhev quat a
87%
MOT pass rate · 63 vehicles
Verdict: On MOT pass rate the Audi A3 (78%) and Audi S5 vorsprung tdi mhev quat a (87%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Audi A3 | Audi S5 vorsprung tdi mhev quat a |
|---|---|---|
| MOT pass rate | 78% | 87% ✓ |
| MOT failure rate | 22% | 13% ✓ |
| Faults & advisories per test | 1.8 | 0.7 ✓ |
| Dangerous-fault share | 3% ✓ | 10% |
| Average mileage | 112,882 mi | 33,482 mi |
| Sample size (vehicles) | 586,036 | 63 |
Most common faults
Audi A3
- 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 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)
Audi S5 vorsprung tdi mhev quat a
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Front Registration plate deteriorated but not likely to be misread (0.1 (b))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Nail in tyre
Reliability FAQ
On MOT pass rate the Audi A3 (78%) and Audi S5 vorsprung tdi mhev quat a (87%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Audi A3 report Full Audi S5 vorsprung tdi mhev quat a 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.