Opel Astra 2004
Cars aged 21 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
39.6% ±0.8 pp
M1 average at 21 years – 38.5%
n = 14,123 inspections
Expected mileage now (median)
277,796 km
Percentiles · cars aged 21
p10 191k
p25 230k
p50 278k
p75 319k
p90 353k
| km | |
|---|---|
| p10 | 190,635 km |
| p25 | 229,939 km |
| p50 | 277,796 km |
| p75 | 318,937 km |
| p90 | 352,746 km |
Inspection verdicts
Astra 2004, n = 14,123
| % | |
|---|---|
| No defects | 19.4% |
| Minor defects | 20.2% |
| Major defects | 58.6% |
| Dangerous defects | 1.9% |
Odometer inconsistencies
1.2%
cars whose reading dropped between inspections
CO (petrol, idle)
0.00%
5.0% over the limit · n = 3,869
Smoke opacity (diesel)
1.18 m⁻¹
40.1% over the limit · n = 9,399
What these numbers say
39.6% of 2004 Opel Astra cars pass the technical inspection at the first attempt (n = 14,123), against an average of 38.5% for all 21-year-old M1 cars.
At 21 years old, a typical one now shows 277,796 km on the odometer; half of them read between 229,939 km and 318,937 km.
An odometer inconsistency was recorded for 41 cars, 1.2% of those assessed.
The median diesel smoke opacity is 1.18 m⁻¹; 40.1% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate