Mercedes-Benz C-Class 2003
Cars aged 22 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
45.3% ±1.6 pp
M1 average at 22 years – 37.8%
n = 3,893 inspections
Expected mileage now (median)
300,216 km
Percentiles · cars aged 22
p10 200k
p25 250k
p50 300k
p75 348k
p90 427k
| km | |
|---|---|
| p10 | 199,680 km |
| p25 | 249,747 km |
| p50 | 300,216 km |
| p75 | 347,859 km |
| p90 | 426,739 km |
Inspection verdicts
C-Class 2003, n = 3,893
| % | |
|---|---|
| No defects | 18.9% |
| Minor defects | 26.4% |
| Major defects | 53.0% |
| Dangerous defects | 1.7% |
Odometer inconsistencies
1.7%
cars whose reading dropped between inspections
CO (petrol, idle)
0.10%
15.3% over the limit · n = 694
Smoke opacity (diesel)
0.89 m⁻¹
29.9% over the limit · n = 3,067
What these numbers say
45.3% of 2003 Mercedes-Benz C-Class cars pass the technical inspection at the first attempt (n = 3,893), against an average of 37.8% for all 22-year-old M1 cars.
At 22 years old, a typical one now shows 300,216 km on the odometer; half of them read between 249,747 km and 347,859 km.
An odometer inconsistency was recorded for 18 cars, 1.7% of those assessed.
The median diesel smoke opacity is 0.89 m⁻¹; 29.9% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate