Kia STONIC - 2020
72.2 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 Kia STONIC, model year 2020.
Sample size: 4,724 cars, 9,792 tests and 7,068 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: 4,724 cars
The 2020 KIA Stonic demonstrates a lower overall defect rate compared to the average car of the same year, with 72 defects per 100 vehicles, while the average stands at 90. Common issues such as tyre wear are present, but the Stonic particularly excels in categories like Lights & Electrics, where it is significantly below the average defect rate. However, it shows worse performance in Brake and Steering defects, with higher percentages than the average. Additionally, the defect rates increase with mileage, especially in the higher mileage brackets, reflecting a trend that is typical for many vehicles.
Cars by mileage segment
Total: 4,724 cars
More model years for Kia STONIC
Other models from Kia
Categories
Brakes
▼ 16.5% worse
59.2 faults / 100 tests
Year avg: 50.8 / 100 tests
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: significantly and obviously worn
- Significant brake effort recorded with no brake applied indicating a binding brake
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
Steering
▼ 153.3% worse
3.8 faults / 100 tests
Year avg: 1.5 / 100 tests
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- A steering ball joint: with excessive wear or free play
- Free play in the steering, measured at the rim of the steering wheel is: excessive
- A steering linkage component: with an unsafe modification
Visibility
▼ 22.7% worse
17.3 faults / 100 tests
Year avg: 14.1 / 100 tests
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- 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
▲ 59.8% better
4.5 faults / 100 tests
Year avg: 11.2 / 100 tests
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- An obligatory rear fog lamp missing, or a front or rear fog lamp 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
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- A lens defective: which has no effect on emitted light
Wheels & Suspension
▲ 41.2% better
57.3 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
- 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
- Bumper: insecure or with damage likely to cause injury when grazed or contacted
- A door will not open using the relevant control or close properly
- A body panel or body component: damaged or corroded and likely to cause injury when grazed or contacted, or insecure
- Exhaust system has a major leak or is insecure
- Bumper: insecure or with damage likely to cause injury when grazed or contacted
Equipment
▲ 20.0% better
1.2 faults / 100 tests
Year avg: 1.5 / 100 tests
- Audible warning:
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt: or flexible stalk damaged
- A seat belt:
- Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 78.4% better
0.8 faults / 100 tests
Year avg: 3.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Engine MIL inoperative or indicating a malfunction
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Engine MIL inoperative or indicating a malfunction
- Any part of the noise suppression system: insecure
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: 1,798
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,341
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 624
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 457
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 430
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 235
Wiper blade: missing or obviously not clearing the windscreen
PRS
Occurrences: 220
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 216
Wiper blade: defective
MINOR
Occurrences: 213
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 150
Serious faults (Top 10)
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 235
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 216
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 78
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 54
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 48
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 42
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 42
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 31
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 29
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 28