Mercedes-Benz B-Klasse W246
2011 – 2018 · RDW type 245 G, 246
In short
At 9–10 years (mostly built 2015–2017) 2.5% of 4,576 inspected Mercedes-Benz B-Klasse W246s had at least one A-problem at the APK, against 4.7% for all cars of the same age. Over all ages together an A-problem occurs 43% less often on this model than on average (rank 84 of 328 in the ranking). Most often it concerns brake lines, brakes and springs and shock absorbers — brake lines occurs 7.3× as often as on comparable cars.
Cite these figures
CarXray.nl (2026). Mercedes-Benz B-Klasse W246 — APK defects by age. Based on RDW Open Data, Oct 2025 – Sep 2026. https://carxray.nl/en/modellen/mercedes-benz/b-klasse-w246/
A-problems
2.5%
n = 4,576 · 95% CI 2.1 – 3.0%
National, same age
4.7%
n = 877,805 · 95% CI 4.6 – 4.7%
Defects at the APK by age
- Mercedes-Benz B-Klasse W246
- National, same age
- 95% confidence interval
| Age | Built (approx.) | n | A-problems | 95% CI | All defects | National A |
|---|---|---|---|---|---|---|
| 3 – 4 years | 2021–2023 | — | insufficient | 1.3% | ||
| 5 – 6 years | 2019–2021 | 34 | insufficient | 1.9% | ||
| 7 – 8 years | 2017–2019 | 3,597 | 1.7% | 1.3 – 2.2% | 22.8% | 3.1% |
| 9 – 10 years | 2015–2017 | 4,576 | 2.5% | 2.1 – 3.0% | 24.8% | 4.7% |
| 11 – 12 years | 2013–2015 | 5,546 | 3.6% | 3.1 – 4.1% | 27.7% | 7.2% |
| 13 – 15 years | 2010–2013 | 5,811 | 6.8% | 6.1 – 7.4% | 31.0% | 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 | |
|---|---|---|---|
| Brake lines | 0.7% · n = 4,576 · 0.5 – 1.0% | 7.3× | |
| Brakes | 0.5% · n = 4,576 · 0.4 – 0.8% | 0.3× | |
| Springs and shock absorbers | 0.5% · n = 4,576 · 0.3 – 0.7% | 0.6× | |
| Seat belts, seats and airbags | 0.3% · n = 4,576 · 0.2 – 0.5% | 0.5× | |
| Exhaust and emissions | 0.2% · n = 4,576 · 0.1 – 0.4% | 0.7× |
Open recalls
Check the status of this specific car.
About this generation
- Production years
- 2011 – 2018
- RDW type code(s)
- 245 G, 246
- Trade name(s)
- B
- Registered (type group)
- 10,251
- Generation boundary
- Draft, being checked
See other B generations Similar models
Same type of car and era, at 9–10 years. B-Klasse W246: 2.5% A-problems.
Frequently asked questions
Is the Mercedes-Benz B reliable?
The APK tells you about defects, not breakdowns. At 9–10 years 2.5% of inspected Mercedes-Benz B-Klasse W246s had at least one A-problem (structure, safety or costly mechanics), against 4.7% nationally at the same age. The maintenance of the specific car matters more than the model.
How does the Mercedes-Benz B-Klasse W246 compare with other cars?
Over all ages together an A-problem occurs 43% less often on the Mercedes-Benz B-Klasse W246 than on cars of the same age. That puts it at rank 84 of 328 models in the CarXray ranking.
Which model years do these figures cover?
The inspections run from 2025-10 to 2026-09. Cars aged 9–10 years were then mostly built in 2015–2017. The data table shows the build years per age class.
What are the most common problems?
The most common A-problems at the APK are brake lines, brakes, springs and shock absorbers. See the weak spots above and take them into your checklist.
Take these insights to the viewing
Use our checklist and focus on the key points for this Mercedes-Benz B-Klasse W246.