BMW Z3 1997
Cars aged 28 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
52.7% ±8.4 pp
M1 average at 28 years – 36.5%
n = 131 inspections
Expected mileage now (median)
231,550 km
Percentiles · cars aged 28
p10 117k
p25 180k
p50 232k
p75 283k
p90 334k
| km | |
|---|---|
| p10 | 117,286 km |
| p25 | 179,534 km |
| p50 | 231,550 km |
| p75 | 283,367 km |
| p90 | 333,549 km |
Too few readings for this model – class mileage is shown.
Inspection verdicts
Z3 1997, n = 131
| % | |
|---|---|
| No defects | 19.8% |
| Minor defects | 32.8% |
| Major defects | 45.0% |
| Dangerous defects | 2.3% |
Odometer inconsistencies
0.0%
cars whose reading dropped between inspections
CO (petrol, idle)
0.10%
16.0% over the limit · n = 131
What these numbers say
52.7% of 1997 BMW Z3 cars pass the technical inspection at the first attempt (n = 131), against an average of 36.5% for all 28-year-old M1 cars.
This model has too few odometer readings at this age, so the comparison is all 28-year-old M1 cars: typical mileage 231,550 km, half of them between 179,534 km and 283,367 km.
No odometer inconsistencies were recorded among the cars assessed.
The median idle CO reading is 0.10% vol; 16.0% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate