In short
At 3–4 years (mostly built 2021–2023) 0.4% of 1,440 inspected Mercedes-Benz C-Klasse S206s had at least one A-problem at the APK, against 1.3% for all cars of the same age. Over all ages together an A-problem occurs 69% less often on this model than on average.
Cite these figures
CarXray.nl (2026). Mercedes-Benz C-Klasse S206 — APK defects by age. Based on RDW Open Data, Oct 2025 – Sep 2026. https://carxray.nl/en/modellen/mercedes-benz/c-klasse-s206/
A-problems
0.4%
n = 1,440 · 95% CI 0.2 – 0.9%
National, same age
1.3%
n = 512,830 · 95% CI 1.3 – 1.3%
Defects at the APK by age
- Mercedes-Benz C-Klasse S206
- National, same age
- 95% confidence interval
| Age | Built (approx.) | n | A-problems | 95% CI | All defects | National A |
|---|---|---|---|---|---|---|
| 3 – 4 years | 2021–2023 | 1,440 | 0.4% | 0.2 – 0.9% | 15.5% | 1.3% |
| 5 – 6 years | 2019–2021 | 1 | insufficient | 1.9% | ||
| 7 – 8 years | 2017–2019 | — | insufficient | 3.1% | ||
| 9 – 10 years | 2015–2017 | — | insufficient | 4.7% | ||
| 11 – 12 years | 2013–2015 | — | insufficient | 7.2% | ||
| 13 – 15 years | 2010–2013 | — | insufficient | 10.6% | ||
| 16+ years | 2010 or older | — | insufficient | 15.3% |
Weak spots
What to check extra on this generation.
| Point to check | Share · sample · 95% CI | Vs. same class | |
|---|---|---|---|
| No data for this age. | |||
Open recalls
Check the status of this specific car.
About this generation
- Production years
- 2021 – 2026
- RDW type code(s)
- R2CS
- Trade name(s)
- C
- Registered (type group)
- 3,868
- Generation boundary
- Draft, being checked
See other C generations Similar models
Same type of car and era, at 3–4 years. C-Klasse S206: 0.4% A-problems.
Frequently asked questions
Is the Mercedes-Benz C reliable?
The APK tells you about defects, not breakdowns. At 3–4 years 0.4% of inspected Mercedes-Benz C-Klasse S206s had at least one A-problem (structure, safety or costly mechanics), against 1.3% nationally at the same age. The maintenance of the specific car matters more than the model.
Which model years do these figures cover?
The inspections run from 2025-10 to 2026-09. Cars aged 3–4 years were then mostly built in 2021–2023. The data table shows the build years per age class.
What are the most common problems?
There is not enough data for that yet.
Take these insights to the viewing
Use our checklist and focus on the key points for this Mercedes-Benz C-Klasse S206.