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MOT fail rates

MOT fail rates by make, model and age

How often cars fail their MOT at each age, and how 329 models compare. From 130 million DVSA MOT tests (2022 to 2025). Start with all cars by age, then pick a make.

MOT data updated

Makes

All cars: MOT fail rate by age

All class 4 cars. Share of MOT tests that failed, by age.
AgeMOT fail rateTests (n)Median mileage
3 years12.1%8,016,46322,806 miles
4 years13.4%8,699,93729,800 miles
5 years15.3%9,425,36037,103 miles
6 years17.8%10,382,72044,951 miles
7 years20.6%10,537,31852,953 miles
8 years23.8%10,440,45760,745 miles
9 years27.1%9,949,01268,033 miles
10 years30.3%9,049,50775,043 miles
11 years33.3%8,087,51481,778 miles
12 years36.0%7,303,15187,673 miles
13 years38.3%6,612,16092,305 miles
14 years40.3%6,054,52696,840 miles
15 years41.6%5,591,675100,157 miles
16 years42.6%4,858,625102,757 miles
17 years43.1%4,040,458105,023 miles
18 years43.3%3,261,622105,218 miles
19 years43.2%2,479,858104,356 miles
20 years42.8%1,845,952103,393 miles
21 years42.1%1,321,417101,873 miles
22 years41.0%913,980100,352 miles
23 years39.6%619,53198,905 miles
24 years37.8%428,81597,398 miles
25 years36.3%313,35597,082 miles
Read this with care. A fail rate is not a measure of build quality. How far cars are driven, how they are used and how well owners maintain them all change it, and wear items such as tyres and brake pads are common fails. Compare a model only with cars of the same age. Methodology and limits.

Source

Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA anonymised MOT test data, class 4 normal MOT tests, 2022 to 2025. MOT data updated 22 September 2026.

Not affiliated with or endorsed by DVSA. How we calculate these figures · Data sources