MOT fail rates
Alfa Romeo Giulietta MOT fail rate by age
How often the Alfa Romeo Giulietta fails its MOT at each age, compared with all cars of the same age, and what it fails on. From 104,085 DVSA MOT tests taken 2022 to 2025.
MOT data updated
At 11 years, the most tested age
198 of 298 model groups with enough tests fail less often at 11 years.
What stands out
- At 3 years the Alfa Romeo Giulietta fails 13.6% of MOTs (1,101 tests), 1.6 points above the 12.1% for all cars that age. At 15 years it fails 43.2% (1,529 tests), 1.6 points above the 41.6% average.
- The gap is widest at 11 years: 3.3 points above all cars.
- Its most common structural or mechanical fail item at 11 years: Suspension arm bush worn, at 5.7 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 | 13.6% | 1,101 | 12.1% | +1.6 pts | 20,184 miles |
| 4 years | 13.5% | 1,986 | 13.4% | +0.1 pts | 27,411 miles |
| 5 years | 15.5% | 3,414 | 15.3% | +0.2 pts | 35,605 miles |
| 6 years | 18.3% | 5,727 | 17.8% | +0.4 pts | 44,707 miles |
| 7 years | 22.2% | 8,296 | 20.6% | +1.6 pts | 53,161 miles |
| 8 years | 24.8% | 10,614 | 23.8% | +1.1 pts | 61,573 miles |
| 9 years | 28.3% | 12,240 | 27.1% | +1.2 pts | 69,872 miles |
| 10 years | 32.2% | 12,988 | 30.3% | +1.9 pts | 79,104 miles |
| 11 years | 36.5% | 15,586 | 33.3% | +3.3 pts | 90,037 miles |
| 12 years | 38.3% | 14,016 | 36.0% | +2.3 pts | 97,035 miles |
| 13 years | 41.1% | 10,219 | 38.3% | +2.9 pts | 103,756 miles |
| 14 years | 42.9% | 6,369 | 40.3% | +2.6 pts | 108,820 miles |
| 15 years | 43.2% | 1,529 | 41.6% | +1.6 pts | 108,057 miles |
Most common fail items at 11 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 arm bush worn Major | 5.7 |
| Coil spring broken Major | 5.3 |
| Malfunction indicator lamp: inoperative or indicates a malfunction Major | 2.1 |
Out of 15,586 MOTs. A test with two faults counts twice.
Wear and upkeep
| Fail item | Per 100 MOTs |
|---|---|
| Tyre tread below 1.6 mm Dangerous | 5.6 |
| Side repeaters: not working Major | 4.8 |
| Dipped headlight not working Major | 3.7 |
| Tyre with cords exposed Dangerous | 3.3 |
| Washers: provides insufficient washer liquid Major | 2.6 |
| Brake pads under 1.5 mm Dangerous | 2.5 |
| Headlamp aim: projected beam image is obviously incorrect Major | 2.1 |
Out of 15,586 MOTs. A test with two faults counts twice.
Other models at 11 years
| Model | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|
| Alfa Romeo Mito | 36.9% | 8,797 | 33.3% |
| Ford Fiesta | 38.1% | 424,219 | 33.3% |
| Vauxhall Corsa | 41.1% | 291,017 | 33.3% |
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 |
|---|---|---|---|---|
| 2010 | 15 years in 2025 | 43.2% | 1,529 | 41.6% |
| 2011 | 14 years in 2025 | 43.8% | 4,629 | 40.3% |
| 2012 | 13 years in 2025 | 40.5% | 3,161 | 38.3% |
| 2013 | 12 years in 2025 | 35.9% | 2,974 | 36.0% |
| 2014 | 11 years in 2025 | 33.5% | 3,083 | 33.3% |
| 2015 | 10 years in 2025 | 31.1% | 2,992 | 30.3% |
| 2016 | 9 years in 2025 | 26.2% | 2,791 | 27.1% |
| 2017 | 8 years in 2025 | 22.1% | 1,534 | 23.8% |
More on the Alfa Romeo Giulietta
Looking at one Alfa Romeo Giulietta?
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