Rover 200 / 400 / 600 1997
Cars aged 28 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
28.7% ±2.8 pp
M1 average at 28 years – 36.5%
n = 1,013 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
200 / 400 / 600 1997, n = 1,013
| % | |
|---|---|
| No defects | 10.3% |
| Minor defects | 18.5% |
| Major defects | 68.4% |
| Dangerous defects | 2.9% |
Odometer inconsistencies
3.0%
cars whose reading dropped between inspections
CO (petrol, idle)
0.60%
57.9% over the limit · n = 658
Smoke opacity (diesel)
1.65 m⁻¹
53.9% over the limit · n = 291
What these numbers say
28.7% of 1997 Rover 200 / 400 / 600 cars pass the technical inspection at the first attempt (n = 1,013), 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.
An odometer inconsistency was recorded for 9 cars, 3.0% of those assessed.
The median idle CO reading is 0.60% vol; 57.9% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate