Model reliability

Kia Stonic reliability

The Kia Stonic fails its MOT less often than most cars up to 5 years old: 11% of 18,395 tests failed in 2023, against 14% on average.

Up to 5 years old

11% failed their MOT

Better than most

From 18,395 MOT tests of Kia Stonics this age.

Where it does worse than other cars this age

Fails 86% more oftenWipers3.9% vs 2.1%

Fails 33% more oftenMechanical brake components2.4% vs 1.8%

6 to 10 years old

15% failed their MOT

Better than most

From 733 MOT tests of Kia Stonics this age. A small sample, so take it as a rough guide: a few cars either way can move these figures.

Where it does worse than other cars this age

Fails 3× as oftenWipers5% vs 1.8%

Fails 36% more oftenMechanical brake components3.8% vs 2.8%

Advised 33% more oftenMechanical brake components22.1% vs 16.6%

Safety recalls

1 DVSA recall for the Kia Stonic

Most cover a batch of cars built in a set period, and dealers fix them free. Sweep’s check shows the recalls for a car’s age and whether the DVSA has one outstanding.

R/2023/25529 Sept 2023Built 2019–2020The mesh filter inside the tandem pump may block causing insufficient oil supply and a risk of vacuum pump failure. If the pump fails there will be no vacuum assistance and the possibility of increased braking distance when applying the brake pedal.

The mesh filter inside the tandem pump may block causing insufficient oil supply and a risk of vacuum pump failure. If the pump fails there will be no vacuum assistance and the possibility of increased braking distance when applying the brake pedal.�

Fix: Remove the mesh filter and check the vacuum pump for damage if damaged replace the pump/drive belt.

Recalled models: STONIC · 20,781 vehicles

DVSA vehicle safety recalls (Crown copyright, Open Government Licence).

Checking a Kia Stonic before you buy

Look at the parts above at the viewing, and read the car’s own MOT history: advisories for the same parts suggest the problem is already starting. Sweep’s free check shows every MOT, advisory and mileage reading for a registration.

Source: DVSA anonymised MOT tests 2023 (Open Government Licence v3.0). Failure rates compare this model with all cars in the same age band. Fix prices are typical independent-garage estimates.

Kia Stonic reliability

1 DVSA recall for the Kia Stonic

Checking a Kia Stonic before you buy

Run this check on every listing, automatically.