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Bmw IX3 - 2021

57.1 faults per 100 tests
Year average for all cars of 2021 is 80.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw IX3, model year 2021. Sample size: 3,294 cars, 5,918 tests and 3,379 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 3,294 cars

The 2021 BMW IX3 has a significantly lower overall defect rate of 57 per 100 vehicles, compared to the yearly average of 79 per 100, marking a 27% improvement. The model performs exceptionally well in critical areas such as brakes and steering, with defect rates nearly non-existent at 1% and 0%, respectively. Visibility and lights/electrics also show better performance, although they have a small number of defects. Mileage trends reveal that the IX3 maintains a low defect rate consistently across various mileage brackets, particularly excelling in the 0-31,000 miles and 93,000-124,000 miles segments. Overall, this model stands out positively in multiple categories, indicating robust reliability compared to other vehicles of its year.

Cars by mileage segment

Total: 3,294 cars

More model years for Bmw IX3

2021 2022

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Categories

Brakes
▲ 96.8% better
1.3 faults / 100 tests
Year avg: 40.0 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Parking brake control missing, defective or inoperative
  • Parking brake efficiency: less than 50% of the required value
  • Excessive fluctuation in brake effort through each wheel revolution
  • Flexible brake hose: slightly damaged, chafed or twisted
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 0.7 / 100 tests
Visibility
▲ 24.8% better
10.9 faults / 100 tests
Year avg: 14.5 / 100 tests
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 56.3% better
4.9 faults / 100 tests
Year avg: 11.2 / 100 tests
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • The aim of a headlamp is not within limits laid down in the requirements
  • The aim of a headlamp is not within limits laid down in the requirements
  • Lamp: multiple light source up to a half not functioning
  • Headlamp levelling device inoperative
Wheels & Suspension
▼ 10.4% worse
96.4 faults / 100 tests
Year avg: 87.3 / 100 tests
  • 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
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 90.5% better
0.2 faults / 100 tests
Year avg: 2.1 / 100 tests
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
  • A body panel or body component: damaged or corroded and likely to cause injury when grazed or contacted, or insecure
Equipment
▲ 66.7% better
0.5 faults / 100 tests
Year avg: 1.5 / 100 tests
  • A seat belt:
  • A statutory seat belt missing
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • A seat belt: or flexible stalk damaged
  • Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 2.7 / 100 tests

Fault rate by mileage segment

Model    Year average
0 268 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 1,715
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 264
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 253
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 233
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 128
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 103
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 97
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 64
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 62
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 59

Serious faults (Top 10)

A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 233
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 128
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 97
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 64
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 50
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 48
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 10
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 7
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 7
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 6