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Mini ONE - 2020

69.1 faults per 100 tests
Year average for all cars of 2020 is 91.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mini ONE, model year 2020. Sample size: 1,222 cars, 2,362 tests and 1,632 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 1,222 cars

The 2020 MINI ONE has an overall defect rate of 69 per 100 vehicles, which is significantly lower than the yearly average of 90 per 100, indicating a positive performance relative to its peers. It stands out particularly for its excellent results in the brake, steering, and body/structure categories, showing a notable reduction in defects compared to the average car. However, visibility issues are more prevalent in this model, with a defect rate of 21 per 100, which exceeds the average of 14 per 100. Mileage trends demonstrate that while defects rise with higher mileage, the MINI ONE maintains a relatively lower defect rate across all mileage segments compared to its average counterparts.

Cars by mileage segment

Total: 1,222 cars

Categories

Brakes
▲ 61.4% better
19.6 faults / 100 tests
Year avg: 50.8 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 60.0% better
0.6 faults / 100 tests
Year avg: 1.5 / 100 tests
Visibility
▼ 50.4% worse
21.2 faults / 100 tests
Year avg: 14.1 / 100 tests
  • Wiper blade: missing or obviously not clearing the windscreen
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 73.2% better
3.0 faults / 100 tests
Year avg: 11.2 / 100 tests
Wheels & Suspension
▲ 5.0% better
92.6 faults / 100 tests
Year avg: 97.5 / 100 tests
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 87.5% better
0.3 faults / 100 tests
Year avg: 2.4 / 100 tests
Equipment
▲ 60.0% better
0.6 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 89.2% better
0.4 faults / 100 tests
Year avg: 3.7 / 100 tests

Fault rate by mileage segment

Model    Year average
0 400 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 465
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 418
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 112
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 76
Wiper blade: missing or obviously not clearing the windscreen
PRS
Occurrences: 63
Wiper blade: defective
MINOR
Occurrences: 63
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 56
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 47
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 45
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 36

Serious faults (Top 10)

Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 56
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 45
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 32
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 25
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 23
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 10
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 9
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 4
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 3
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 3