How reliable is the Mercedes Benz B?
Owner-reported reliability data — inspection results, typical mileage, and the most common failures.
The Mercedes Benz B consistently passes first-time inspections at an above-average rate. The most commonly reported issues are a tyre seriously damaged, tyre tread depth not in accordance with the requirements, an srs malfunction indicator lamp (mil) indicates a system malfunction. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.
Above average reliability
Based on 9,752 inspection tests. First-time pass rate: 92.7%.
Mercedes Benz B reliability by year
How the Mercedes Benz B performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.
| Year cohort | Pass rate | Typical mileage @ 5 yrs |
|---|---|---|
| 2018 | 90.8% | 51,589 km |
| 2019 | 92.7% | 48,188 km |
| 2020 | 93.9% | 46,589 km |
| 2021 | 95.3% | — |
Model-level pattern, not per-car prediction
These figures describe the Mercedes Benz B as a model. The reliability of any individual Mercedes Benz B also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.
Frequently asked questions
Is the Mercedes Benz B reliable?
Based on owner-reported inspection records, the Mercedes Benz B consistently passes first-time inspections at an above-average rate. Its first-time inspection pass rate sits around 93%. Reliability varies by year and engine — see the year-by-year breakdown on this page for the specific cohort you're considering.
What are the common problems on the Mercedes Benz B?
The most common owner-reported issues are: A tyre seriously damaged (1.1% of inspections); Tyre tread depth not in accordance with the requirements (0.7% of inspections); An SRS malfunction indicator lamp (MIL) indicates a system malfunction (0.5% of inspections); The aim of a headlamp is not within limits laid down in the requirements (0.5% of inspections); A tyre cords visible or damaged (0.4% of inspections).
What mileage is normal for a Mercedes Benz B?
For a typical Mercedes Benz B, owner-reported average mileage works out to about 31,820 km at 3 years, 48,188 km at 5 years, and — at 10 years. The mileage section on this page shows the full distribution — high-use vs low-use cars often differ by a factor of three.
How do I check a specific Mercedes Benz B before buying?
Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car — model-level reliability tells you the pattern, the VIN check tells you the car.