Alfa Romeo 156 2001
Cars aged 24 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
27.9% ±4.0 pp
M1 average at 24 years – 37.4%
n = 488 inspections
Expected mileage now (median)
333,386 km
Percentiles · cars aged 24
p10 226k
p25 280k
p50 333k
p75 391k
p90 451k
| km | |
|---|---|
| p10 | 225,711 km |
| p25 | 279,504 km |
| p50 | 333,386 km |
| p75 | 391,489 km |
| p90 | 450,590 km |
Too few readings for this model – class mileage is shown.
Inspection verdicts
156 2001, n = 488
| % | |
|---|---|
| No defects | 7.8% |
| Minor defects | 20.1% |
| Major defects | 66.6% |
| Dangerous defects | 5.5% |
Odometer inconsistencies
0.6%
cars whose reading dropped between inspections
CO (petrol, idle)
0.20%
17.1% over the limit · n = 76
Smoke opacity (diesel)
1.08 m⁻¹
34.7% over the limit · n = 363
What these numbers say
27.9% of 2001 Alfa Romeo 156 cars pass the technical inspection at the first attempt (n = 488), against an average of 37.4% for all 24-year-old M1 cars.
This model has too few odometer readings at this age, so the comparison is all 24-year-old M1 cars: typical mileage 333,386 km, half of them between 279,504 km and 391,489 km.
An odometer inconsistency was recorded for 1 car, 0.6% of those assessed.
The median diesel smoke opacity is 1.08 m⁻¹; 34.7% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate