SEAT reliability and common MOT problems by model
SEAT shows a 17.8% combined MOT failure rate across 646,196 tests in MOTIntel data. Ateca has one of the lower high-confidence rates at 8.0%. Altea deserves extra checking at 25.9%.
Statistics are built from DVSA MOT tests carried out in calendar year 2023, plus official recall records and MOT fault wording data. Report index generated 2026-05-09.
SEAT combined failure rate: 17.8% — all-model average is 18.7%. Ranked #25 of 48 makes by failure rate (1 = lowest). Raw rates reflect each make's fleet age mix — newer fleets naturally fail less.
Ateca (8.0%), Arona (10.3%), Tarraco (10.9%), Mii (13.2%), Leon (16.3%)
Altea (25.9%), Exeo (22.1%), Ibiza (21.9%), Toledo (20.2%), Alhambra (17.7%)
Most reliable SEAT models in MOT data
| # | Model | MOT failure rate | Tests | Vehicles |
|---|---|---|---|---|
| 1 | SEAT Ateca | 8.0% | 40,296 tests | 35,478 vehicles |
| 2 | SEAT Arona | 10.3% | 42,841 tests | 37,296 vehicles |
| 3 | SEAT Tarraco | 10.9% | 7,063 tests | 5,913 vehicles |
| 4 | SEAT Mii | 13.2% | 20,012 tests | 16,887 vehicles |
| 5 | SEAT Leon | 16.3% | 209,951 tests | 169,313 vehicles |
SEAT models with the highest MOT failure rates
| # | Model | MOT failure rate | Tests | Vehicles |
|---|---|---|---|---|
| 1 | SEAT Altea | 25.9% | 20,213 tests | 14,733 vehicles |
| 2 | SEAT Exeo | 22.1% | 6,714 tests | 5,135 vehicles |
| 3 | SEAT Ibiza | 21.9% | 243,617 tests | 185,456 vehicles |
| 4 | SEAT Toledo | 20.2% | 8,245 tests | 6,330 vehicles |
| 5 | SEAT Alhambra | 17.7% | 34,618 tests | 25,506 vehicles |
Common SEAT MOT problem areas
| # | Problem area | MOT notes | Models affected | What to check | High-rate examples |
|---|---|---|---|---|---|
| 1 | Suspension and steering | 87,973 MOT notes | 10 models | Listen for knocks, check uneven tyre wear, and ask whether worn joints or bushes have been replaced. | SEAT Exeo, SEAT Altea, SEAT Ibiza |
| 2 | Corrosion and structure | 65,932 MOT notes | 10 models | Inspect sills, subframes, suspension mounts, brake pipes, and previous welding or rust repairs. | SEAT Altea, SEAT Alhambra, SEAT Exeo |
| 3 | Emissions, engine, and exhaust | 46,958 MOT notes | 10 models | Check cold starts, exhaust smoke, warning lights, service history, and recent emissions repairs. | SEAT Altea, SEAT Toledo, SEAT Ibiza |
| 4 | Lights and electrical | 43,994 MOT notes | 10 models | Test every exterior light, warning lamp, horn, washer, and basic electrical function before buying. | SEAT Altea, SEAT Exeo, SEAT Ibiza |
| 5 | Windscreen, wipers, and mirrors | 40,948 MOT notes | 10 models | Check the windscreen, wipers, washers, mirrors, chips, cracks, and whether the driver's view is clear. | SEAT Exeo, SEAT Ibiza, SEAT Altea |
| 6 | Tyres and wheels | 14,862 MOT notes | 10 models | Look for matching tyres, legal tread, sidewall damage, wheel damage, and uneven wear. | SEAT Tarraco, SEAT Ateca, SEAT Ibiza |
All SEAT model reports
| Model | MOT tests | Vehicles | Failure rate |
|---|---|---|---|
| Ibiza | 243,617 | 185,456 | 21.9% |
| Leon | 209,951 | 169,313 | 16.3% |
| Arona | 42,841 | 37,296 | 10.3% |
| Ateca | 40,296 | 35,478 | 8.0% |
| Alhambra | 34,618 | 25,506 | 17.7% |
| Altea | 20,213 | 14,733 | 25.9% |
| Mii | 20,012 | 16,887 | 13.2% |
| Toledo | 8,245 | 6,330 | 20.2% |
| Tarraco | 7,063 | 5,913 | 10.9% |
| Exeo | 6,714 | 5,135 | 22.1% |
| Arosa limited data | 3,124 | 2,342 | 26.1% |
| Leon Fr Black Edition Tsi Evo limited data | 2,538 | 2,133 | 10.2% |
| Leon Fr Tsi Evo limited data | 2,004 | 1,837 | 6.9% |
| Ibiza Fr Mpi limited data | 1,988 | 1,715 | 8.6% |
| Altea Xl limited data | 1,899 | 1,399 | 24.3% |
| Leon Se Dynamic Tsi Evo limited data | 1,073 | 977 | 8.3% |
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.