SEAT Altea 2005
Cars aged 20 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
47.6% ±1.5 pp
M1 average at 20 years – 39.5%
n = 4,448 inspections
Expected mileage now (median)
284,302 km
Percentiles · cars aged 20
p10 204k
p25 249k
p50 284k
p75 320k
p90 366k
| km | |
|---|---|
| p10 | 203,746 km |
| p25 | 248,860 km |
| p50 | 284,302 km |
| p75 | 320,210 km |
| p90 | 366,388 km |
Inspection verdicts
Altea 2005, n = 4,448
| % | |
|---|---|
| No defects | 21.9% |
| Minor defects | 25.8% |
| Major defects | 51.1% |
| Dangerous defects | 1.2% |
Odometer inconsistencies
1.5%
cars whose reading dropped between inspections
CO (petrol, idle)
0.10%
8.5% over the limit · n = 532
Smoke opacity (diesel)
0.61 m⁻¹
20.8% over the limit · n = 3,690
What these numbers say
47.6% of 2005 SEAT Altea cars pass the technical inspection at the first attempt (n = 4,448), against an average of 39.5% for all 20-year-old M1 cars.
At 20 years old, a typical one now shows 284,302 km on the odometer; half of them read between 248,860 km and 320,210 km.
An odometer inconsistency was recorded for 16 cars, 1.5% of those assessed.
The median diesel smoke opacity is 0.61 m⁻¹; 20.8% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate