MOT fail rates
Mercedes-Benz Gle MOT fail rate by age
How often the Mercedes-Benz Gle fails its MOT at each age, compared with all cars of the same age, and what it fails on. From 113,268 DVSA MOT tests taken 2022 to 2025.
MOT data updated
At 4 years, the most tested age
116 of 348 model groups with enough tests fail less often at 4 years.
What stands out
- At 3 years the Mercedes-Benz Gle fails 11.2% of MOTs (17,827 tests), about the same as the 12.1% for all cars that age. At 10 years it fails 11.1% (1,279 tests), 19.2 points below the 30.3% average.
- The gap is widest at 10 years: 19.2 points below all cars.
- Its most common structural or mechanical fail item at 4 years: Suspension ball joint worn, at 0.4 per 100 MOTs.
MOT fail rate by age
Solid line: this model. Dashed line: all cars at the same age.
| Age | MOT fail rate | Tests (n) | All cars | Difference | Median mileage |
|---|---|---|---|---|---|
| 3 years | 11.2% | 17,827 | 12.1% | −0.8 pts | 28,514 miles |
| 4 years | 11.1% | 20,025 | 13.4% | −2.3 pts | 36,137 miles |
| 5 years | 11.5% | 19,340 | 15.3% | −3.8 pts | 43,586 miles |
| 6 years | 12.7% | 19,672 | 17.8% | −5.2 pts | 51,226 miles |
| 7 years | 13.3% | 17,231 | 20.6% | −7.3 pts | 59,540 miles |
| 8 years | 13.1% | 11,255 | 23.8% | −10.6 pts | 67,141 miles |
| 9 years | 13.8% | 6,639 | 27.1% | −13.3 pts | 74,883 miles |
| 10 years | 11.1% | 1,279 | 30.3% | −19.2 pts | 82,638 miles |
Most common fail items at 4 years
Split into structural or mechanical items and wear items. Wear items (tyres, brake pads, wipers, bulbs) say more about upkeep than about the design.
Structural and mechanical
| Fail item | Per 100 MOTs |
|---|---|
| Suspension ball joint worn Major | 0.4 |
Out of 20,025 MOTs. A test with two faults counts twice.
Wear and upkeep
| Fail item | Per 100 MOTs |
|---|---|
| Tyre tread below 1.6 mm Dangerous | 5.1 |
| Tyre condition: has a cut in excess of the requirements deep enough to reach the ply or cords Major | 2.4 |
| Tyre with cords exposed Dangerous | 1.6 |
| Registration plates: does not conform to the specified requirements Major | 0.8 |
| Brake pads under 1.5 mm Dangerous | 0.8 |
| Brake pads: worn down to wear indicator Major | 0.6 |
| Wipers not clearing screen Major | 0.5 |
| Headlight aimed too high Major | 0.5 |
| Tyre condition: has a bulge, caused by separation or partial failure of its structure Dangerous | 0.4 |
Out of 20,025 MOTs. A test with two faults counts twice.
Other models at 4 years
| Model | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|
| Mercedes-Benz A-Class | 11.8% | 161,782 | 13.4% |
| Mercedes-Benz C-Class | 11.9% | 72,956 | 13.4% |
| Mercedes-Benz E-Class | 12.9% | 62,842 | 13.4% |
MOT fail rate by first-use year
Each year has its own page: the fail rate for cars first used that year at each MOT from 2022 to 2025 with at least 1,000 tests, the most common faults at that age, and the car tax and ULEZ rules for that year.
First-use year data updated .
| First used | Age at test | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|---|
| 2015 | 10 years in 2025 | 11.1% | 1,266 | 30.3% |
| 2016 | 9 years in 2025 | 14.0% | 5,346 | 27.1% |
| 2017 | 8 years in 2025 | 13.5% | 4,481 | 23.8% |
| 2018 | 7 years in 2025 | 13.7% | 5,724 | 20.6% |
| 2019 | 6 years in 2025 | 12.3% | 3,430 | 17.8% |
| 2020 | 5 years in 2025 | 11.5% | 5,010 | 15.3% |
| 2021 | 4 years in 2025 | 12.4% | 4,915 | 13.4% |
More on the Mercedes-Benz Gle
Looking at one Mercedes-Benz Gle?
These are figures for the model, not for one car. The VetTheCar Buying Report looks at a single car: its MOT tests, defects, advisories and mileage readings.
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