Audi A6 vs Audi A6 tdi le: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Audi A6
78%
MOT pass rate · 246,602 vehicles
Audi A6 tdi le
80%
MOT pass rate · 73 vehicles
More reliable
Verdict: On MOT pass rate, the Audi A6 tdi le is the more reliable of the two — 80% pass first time versus 78%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Audi A6 | Audi A6 tdi le |
|---|---|---|
| MOT pass rate | 78% | 80% ✓ |
| MOT failure rate | 22% | 20% ✓ |
| Faults & advisories per test | 1.7 | 0.0 ✓ |
| Dangerous-fault share | 2% | — ✓ |
| Average mileage | 136,441 mi | 181,617 mi |
| Sample size (vehicles) | 246,602 | 73 |
Most common faults
Audi A6
- 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 Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- 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 A6 tdi le
No fault breakdown available.
Reliability FAQ
On MOT pass rate, the Audi A6 tdi le is the more reliable of the two — 80% pass first time versus 78%. It's one signal among several; check the full breakdown below.
Full Audi A6 report Full Audi A6 tdi le 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.