Audi A1 vs Audi Q4 e-tron: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Audi A1
84%
MOT pass rate · 235,482 vehicles
Audi Q4 e-tron
100%
MOT pass rate · 4 vehicles
Verdict: On MOT pass rate the Audi A1 (84%) and Audi Q4 e-tron (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Audi A1 | Audi Q4 e-tron |
|---|---|---|
| MOT pass rate | 84% | 100% ✓ |
| MOT failure rate | 16% | 0% ✓ |
| Faults & advisories per test | 1.5 | 1.0 ✓ |
| Dangerous-fault share | 5% | 0% ✓ |
| Average mileage | 67,791 mi | 49,495 mi |
| Sample size (vehicles) | 235,482 | 4 |
Most common faults
Audi A1
- 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))
- Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Audi Q4 e-tron
- Nearside Front Shock absorbers has light misting of oil (5.3.2 (b))
- Nearside Rear Tyre worn close to legal limit/worn on edge 2.5mm (5.2.3 (e))
- Offside Front Tyre slightly damaged (5.2.3 (d) (ii))
- Offside Rear Tyre worn close to legal limit/worn on edge 2mm (5.2.3 (e))
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Reliability FAQ
On MOT pass rate the Audi A1 (84%) and Audi Q4 e-tron (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Audi A1 report Full Audi Q4 e-tron 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.