Audi A6 2004
Cars aged 21 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
50.9% ±0.9 pp
M1 average at 21 years – 38.5%
n = 12,998 inspections
Expected mileage now (median)
343,729 km
Percentiles · cars aged 21
p10 257k
p25 299k
p50 344k
p75 385k
p90 434k
| km | |
|---|---|
| p10 | 257,308 km |
| p25 | 299,441 km |
| p50 | 343,729 km |
| p75 | 385,218 km |
| p90 | 433,905 km |
Inspection verdicts
A6 2004, n = 12,998
| % | |
|---|---|
| No defects | 20.8% |
| Minor defects | 30.1% |
| Major defects | 47.9% |
| Dangerous defects | 1.2% |
Odometer inconsistencies
2.2%
cars whose reading dropped between inspections
CO (petrol, idle)
0.00%
3.8% over the limit · n = 2,158
Smoke opacity (diesel)
0.67 m⁻¹
23.2% over the limit · n = 10,268
What these numbers say
50.9% of 2004 Audi A6 cars pass the technical inspection at the first attempt (n = 12,998), against an average of 38.5% for all 21-year-old M1 cars.
At 21 years old, a typical one now shows 343,729 km on the odometer; half of them read between 299,441 km and 385,218 km.
An odometer inconsistency was recorded for 71 cars, 2.2% of those assessed.
The median diesel smoke opacity is 0.67 m⁻¹; 23.2% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate