2020 · 4 years old at test · Petrol mostly

2020 Kia Stonic MOT pass rate and common faults

4,459 MOT tests in 2024. 89.3% passed first time, compared with 86.9% for all cars the same age.

103Above average
Passed first time89.3%
Failed or needed repairs10.7%
Typical mileage at test23,000

Most common reasons for failing

Share of all 4,459 tests where this item caused a failure.

  1. Wipers: does not clear the windscreen effectively4.8%
  2. Brake pads: less than 1.5 mm thick1.7%
    103 marked dangerous
  3. Tread depth below requirements of 1.6mm0.7%
    35 marked dangerous
  4. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords0.6%
  5. Track rod end: ball joint has excessive play0.4%
  6. Headlamp aim: too low0.4%
  7. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.4%
    21 marked dangerous
  8. Malfunction indicator lamp: inoperative or indicates a malfunction0.3%
  9. Headlamp aim: too high0.3%

Problem areas

Failure items found per 100 tests, by part of the car.

  1. Visibility (wipers, screen, mirrors)5.4%
  2. Brakes2.6%
  3. Tyres1.9%
  4. Lights & electrics1.7%
  5. Steering0.4%
  6. Suspension0.4%
  7. Emissions & leaks0.4%
  8. Seat belts & airbags0.1%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm10.1%
  2. Brake pads: less than 1.5 mm thick9.8%
  3. Brake discs: in such a condition that it is seriously weakened3.8%
  4. Brake discs: significantly and obviously worn2.5%
  5. Non-component advisories: Child Seat fitted not allowing full inspection of adult belt2.2%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: wipers: does not clear the windscreen effectively. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

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Questions

What is the MOT pass rate for a 2020 Kia Stonic?

In 2024, 89.3% of 2020 Kia Stonic cars passed their MOT first time, across 4,459 tests. The average for all 4-year-old cars was 86.9%.

What are the most common MOT failures on a 2020 Kia Stonic?

The most common failure reasons were wipers: does not clear the windscreen effectively; brake pads: less than 1.5 mm thick; tread depth below requirements of 1.6mm. The biggest problem area was visibility (wipers, screen, mirrors).

Is the 2020 Kia Stonic reliable at MOT time?

Its MOT Rank score is 103, which is above average for a car of its age (100 means exactly average).