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Mercedes-benz GLA 200 AMG LINE - 2021

57.8 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 Mercedes-benz GLA 200 AMG LINE, model year 2021. Sample size: 3,461 cars, 8,183 tests and 4,728 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 3,461 cars

The 2021 Mercedes-Benz GLA 200 AMG Line has an overall defect rate of 58 defects per 100 vehicles, which is significantly lower than the industry average of 79 defects per 100, making it 27% better than average. The vehicle shows a consistent defect rate across different mileage segments, with the highest rate noted in the 0–31,000 miles category. Notably, this model excels in several areas, particularly in brakes, steering, visibility, lights and electrics, and body structure, all showing significantly lower defect percentages compared to the average. There are no standout areas of concern for this model, indicating it generally performs well in comparison to its peers.

Cars by mileage segment

Total: 3,461 cars

Categories

Brakes
▲ 25.8% better
29.7 faults / 100 tests
Year avg: 40.0 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 0.7 / 100 tests
Visibility
▲ 33.1% better
9.7 faults / 100 tests
Year avg: 14.5 / 100 tests
  • Wiper blade: defective
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 77.7% better
2.5 faults / 100 tests
Year avg: 11.2 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▲ 18.1% better
71.5 faults / 100 tests
Year avg: 87.3 / 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 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
▲ 81.0% better
0.4 faults / 100 tests
Year avg: 2.1 / 100 tests
Equipment
▲ 26.7% better
1.1 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 77.8% better
0.6 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: 1,505
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 781
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 644
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 265
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 177
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 155
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 146
Wiper blade: defective
MINOR
Occurrences: 123
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 120
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 73

Serious faults (Top 10)

A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 155
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 71
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 66
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 53
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 46
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 45
Seat belt buckle missing, damaged or not functioning as intended
FAIL
Occurrences: 24
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 22
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 17
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 17