Motoring.Today

Mercedes-Benz B-Class MOT reliability

Live MOT data from 3 Mercedes-Benz B-Class cars currently in stock — how often they pass first time, and how much MOT life is left.

Reviewed by the Motoring Today Editorial team · methodology in our editorial standards.

How reliable is the Mercedes-Benz B-Class at MOT?

Across 3 Mercedes-Benz B-Class cars on Motoring.Today, the average first-time MOT pass rate is 53%. 67% of stock currently holds a valid MOT, with a median of 5 months left on the certificate.

Avg pass rate
53%
Valid MOT
2 / 3
Median MOT left
5 mo
Expiring < 2 mo
1
Average pass rate
53%
First-time MOT pass
Stock with valid MOT
2 / 3
67% road-ready
Median MOT left
5 mo
Expiring < 2 mo
1
Plan for an MOT soon after purchase

MOT pass rate is the percentage of Mercedes-Benz B-Class cars in our stock that passed their most recent MOT on the first attempt, based on DVSA history. A pass rate above 80% is generally strong for a car of this age.

If a car you're viewing is approaching its MOT expiry, factor in the cost of any advisories — these are listed on each vehicle detail page.

More Mercedes-Benz B-Class resources