Mercedes-Benz C reliability
MOT pass rates & common faults · 646,899 real DVSA tests · 2024
Across 646,899 real DVSA MOT tests in 2024, 79% of Mercedes-Benz C cars aged 8 to 12 years pass their MOT first time — ahead of the 73% average for all cars of that age. It holds up especially well on steering and body & structure.
MOT pass rate by age
Where the C tends to fail
Share of Mercedes-Benz C cars aged 8 to 12 years with no fault in each area (higher is better). The tick is the fleet average for the same age.
Holds up better than average on steering, body & structure, lights & electrics.
Common questions
Is the Mercedes-Benz C reliable?
On 2024 MOT data the Mercedes-Benz C holds up well for its age: 79% of examples aged 8 to 12 years pass first time, against a 73% fleet average. That puts it ahead of 59% of similar-age models.
What is the MOT pass rate for a Mercedes-Benz C?
First-time MOT pass rates for the Mercedes-Benz C in 2024: up to 3 years, 90%; 4 to 7 years, 87%; 8 to 12 years, 79%; and 13 years and older, 65%. Pass rates fall with age across the whole fleet, so compare each figure with cars of the same age, not with a new car.
What commonly fails on a Mercedes-Benz C MOT?
For Mercedes-Benz C cars aged up to 3 years, the areas that fail an MOT more often than the fleet average are tyres (4.2% of tests vs 3% fleet).