Mini ONE - 2015
108.8 faults per 100 tests
Year average for all cars of 2015 is 174.5 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mini ONE, model year 2015.
Sample size: 11,252 cars, 23,528 tests and 25,601 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 11,252 cars
The 2015 MINI ONE has an overall defect rate of 109 per 100 vehicles, which is significantly lower than the yearly average of 170 per 100, reflecting a 36% improvement. This model performs particularly well in categories such as brakes, steering, and body structure, with much lower defect rates compared to the average. However, it shows a higher incidence of visibility issues, which stand out as a concern. As mileage increases, defects tend to rise; the model's defect rate is highest in the 124,000+ miles category, but still remains below the average for that mileage range. Overall, the MINI ONE demonstrates several strengths, particularly in safety-related areas, while highlighting some room for improvement in visibility.
Cars by mileage segment
Total: 11,252 cars
More model years for Mini ONE
Other models from Mini
Categories
Brakes
▲ 36.5% better
53.8 faults / 100 tests
Year avg: 84.7 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: significantly and obviously worn
Steering
▲ 85.9% better
1.4 faults / 100 tests
Year avg: 9.9 / 100 tests
Visibility
▼ 24.8% worse
20.1 faults / 100 tests
Year avg: 16.1 / 100 tests
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 58.7% better
12.8 faults / 100 tests
Year avg: 31.0 / 100 tests
Wheels & Suspension
▲ 32.2% better
120.8 faults / 100 tests
Year avg: 178.3 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
- A spring: or spring component fractured or seriously weakened
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 88.9% better
1.3 faults / 100 tests
Year avg: 11.7 / 100 tests
Equipment
▲ 70.0% better
1.2 faults / 100 tests
Year avg: 4.0 / 100 tests
Other
▲ 52.3% better
6.3 faults / 100 tests
Year avg: 13.2 / 100 tests
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 5,251
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 4,551
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,966
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,921
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 891
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 856
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 756
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 730
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 499
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 409
Serious faults (Top 10)
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 499
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 409
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 403
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 360
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 289
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 226
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 143
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 126
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 123
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 119