Mercedes-Benz A-Class MOT reliability

Mercedes-Benz A-Classs passed their MOT first time 73% of the time across 233,723 tests in 2025. 435 are still licensed in Great Britain.

Example photo of a Mercedes-Benz A-Class — Photo: Navigator84 · CC BY-SA 4.0 · Wikimedia Commons

First-time pass rate

73%

MOTs analysed

233,723

Still licensed (GB)

435

Body type

Hatchback

Pass rate by year of first registration

Older cars fail more often, so compare a car with others of the same age. Years with very few MOTs can show extreme pass rates, even 0% or 100%, so give more weight to years with more tests.

In detail:

First registered

2022 petrol

18 MOTs

These figures come from only 18 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 100%. Typical mileage 19,220 (most between 13,455 and 29,455).

2022: 100% → 2023: 100% → 2024: 100% → 2025: 100%

Most common failures

2022 hybrid

5 MOTs

These figures come from only 5 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 80%. Typical mileage 39,976 (most between 25,848 and 53,197).

Most common failures

Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (20.0%)

2022 diesel

3 MOTs

These figures come from only 3 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 100%. Typical mileage 20,239 (most between 19,464 and 21,320).

2023: 100% → 2024: 100% → 2025: 100%

Most common failures

Looking at a particular car?

See its own MOT history, mileage and red flags, compared with these figures. Free.

Based on 2025 initial MOT tests in DVSA's anonymised MOT dataset (cars and light vans). Contains public sector information licensed under the Open Government Licence v3.0. Model details: Vehicle data by VehiclesDB.