KIA reliability and common MOT problems by model
KIA shows a 17.7% combined MOT failure rate across 1,036,719 tests in Motintel data. Stonic has one of the lower high-confidence rates at 7.4%. Carens deserves extra checking at 23.0%.
Data sources: DVSA MOT records, official recall records, and MOT fault wording snapshots (2026-04-27, 2026-04-29, rfr_codes_2025-05-12, failure items 2023). Search-indexed model pages must clear 20,000 MOT tests and 10,000 vehicles.
KIA combined failure rate: 17.7% — all-model average is 18.7%. Ranked #24 of 48 makes by failure rate (1 = lowest).
Stonic (7.4%), Niro (8.2%), Sportage (15.9%), Venga (16.8%), Picanto (18.9%)
Carens (23.0%), Sorento (21.5%), Ceed (21.4%), Rio (19.9%), Soul (19.5%)
Most reliable KIA models in MOT data
| # | Model | MOT failure rate | Tests | Vehicles |
|---|---|---|---|---|
| 1 | KIA Stonic | 7.4% | 20,583 tests | 18,304 vehicles |
| 2 | KIA Niro | 8.2% | 40,429 tests | 32,179 vehicles |
| 3 | KIA Sportage | 15.9% | 290,096 tests | 234,993 vehicles |
| 4 | KIA Venga | 16.8% | 57,198 tests | 46,313 vehicles |
| 5 | KIA Picanto | 18.9% | 215,314 tests | 166,409 vehicles |
KIA models with the highest MOT failure rates
| # | Model | MOT failure rate | Tests | Vehicles |
|---|---|---|---|---|
| 1 | KIA Carens | 23.0% | 20,362 tests | 15,357 vehicles |
| 2 | KIA Sorento | 21.5% | 44,545 tests | 34,248 vehicles |
| 3 | KIA Ceed | 21.4% | 146,115 tests | 111,974 vehicles |
| 4 | KIA Rio | 19.9% | 121,121 tests | 94,526 vehicles |
| 5 | KIA Soul | 19.5% | 28,529 tests | 22,153 vehicles |
Common KIA MOT problem areas
| # | Problem area | MOT notes | Models affected | What to check | High-rate examples |
|---|---|---|---|---|---|
| 1 | Corrosion and structure | 172,405 MOT notes | 10 models | Inspect sills, subframes, suspension mounts, brake pipes, and previous welding or rust repairs. | KIA Sorento, KIA Picanto, KIA Soul |
| 2 | Suspension and steering | 168,322 MOT notes | 10 models | Listen for knocks, check uneven tyre wear, and ask whether worn joints or bushes have been replaced. | KIA Soul, KIA Ceed, KIA Sorento |
| 3 | Windscreen, wipers, and mirrors | 73,237 MOT notes | 10 models | Check the windscreen, wipers, washers, mirrors, chips, cracks, and whether the driver's view is clear. | KIA Soul, KIA Ceed, KIA Rio |
| 4 | Lights and electrical | 72,282 MOT notes | 10 models | Test every exterior light, warning lamp, horn, washer, and basic electrical function before buying. | KIA Sorento, KIA Carens, KIA Rio |
| 5 | Emissions, engine, and exhaust | 52,502 MOT notes | 10 models | Check cold starts, exhaust smoke, warning lights, service history, and recent emissions repairs. | KIA Picanto, KIA Carens, KIA Sorento |
| 6 | Tyres and wheels | 21,496 MOT notes | 10 models | Look for matching tyres, legal tread, sidewall damage, wheel damage, and uneven wear. | KIA Sorento, KIA Sportage, KIA Soul |
All KIA model reports
| Model | MOT tests | Vehicles | Failure rate |
|---|---|---|---|
| Sportage | 290,096 | 234,993 | 15.9% |
| Picanto | 215,314 | 166,409 | 18.9% |
| Ceed | 146,115 | 111,974 | 21.4% |
| Rio | 121,121 | 94,526 | 19.9% |
| Venga | 57,198 | 46,313 | 16.8% |
| Sorento | 44,545 | 34,248 | 21.5% |
| Niro | 40,429 | 32,179 | 8.2% |
| Soul | 28,529 | 22,153 | 19.5% |
| Stonic | 20,583 | 18,304 | 7.4% |
| Carens | 20,362 | 15,357 | 23.0% |
| Optima limited data | 13,380 | 10,646 | 14.8% |
| Sedona limited data | 8,352 | 5,907 | 28.9% |
| Niro 4 Ev limited data | 7,673 | 6,141 | 7.4% |
| Niro 2 Ev limited data | 4,222 | 2,189 | 3.8% |
| Niro 3 Ev limited data | 3,140 | 1,602 | 5.0% |
| Xceed 3 Isg limited data | 2,434 | 2,087 | 8.7% |
| Proceed limited data | 2,169 | 1,577 | 25.9% |
| Xceed 2 Isg limited data | 2,158 | 1,898 | 6.4% |
| Stinger limited data | 2,115 | 1,874 | 8.9% |
| Ceed Gt Line Isg limited data | 1,485 | 1,290 | 9.2% |
| Sportage Platinum Edition Isg limited data | 1,469 | 1,307 | 7.8% |
| Cerato limited data | 1,352 | 961 | 31.8% |
| Sportage 2 Crdi Isg Mhev S A limited data | 1,329 | 1,140 | 8.2% |
| Sportage 2 Crdi Isg Mhev limited data | 1,149 | 1,005 | 8.4% |
Models with limited data (fewer than 20,000 tests or 10,000 vehicles) have full reports but are not indexed in search engines until the evidence threshold is met.