Audi A1 vs Audi Rs6 tfsi v8 quattro auto: 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 Rs6 tfsi v8 quattro auto
93%
MOT pass rate · 151 vehicles
More reliable
Verdict: On MOT pass rate, the Audi Rs6 tfsi v8 quattro auto is the more reliable of the two — 93% pass first time versus 84%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Audi A1 | Audi Rs6 tfsi v8 quattro auto |
|---|---|---|
| MOT pass rate | 84% | 93% ✓ |
| MOT failure rate | 16% | 7% ✓ |
| Faults & advisories per test | 1.5 | 0.0 ✓ |
| Dangerous-fault share | 5% ✓ | 9% |
| Average mileage | 67,791 mi | 58,853 mi |
| Sample size (vehicles) | 235,482 | 151 |
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 Rs6 tfsi v8 quattro auto
- 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))
- Covers under vehicle obscuring some testable items.
- Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement Rear arm, rear bush. (5.3.4 (a) (i))
- Offside Front Suspension arm pin or bush worn but not resulting in excessive movement Rear arm, rear bush. (5.3.4 (a) (i))
- Windscreen washer provides insufficient washer liquid (3.5 (a))
Reliability FAQ
On MOT pass rate, the Audi Rs6 tfsi v8 quattro auto is the more reliable of the two — 93% pass first time versus 84%. It's one signal among several; check the full breakdown below.
Full Audi A1 report Full Audi Rs6 tfsi v8 quattro auto 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.