Across the 4 registration years we hold, the Audi A3 sat 466,516 MOT tests and passed first time 83.3% of the time, above the 80.5% national average for cars aged 3 to 8. The strongest year is the 2017 at 86.9%, the weakest the 2014 at 79.1%. Pick a year for the full record, or check a specific reg.
Best year to buy. On this data the 2017 A3 is the strongest at 86.9%, 7.8 points clear of the 2014. The newer registrations pass more often, a 7.8-point swing from 2014 to 2017 that usually marks a facelift or new generation.
Reliability by registration year
What fails across the range
Brakes34.1%
Lights & electrics3.7%
Emissions & leaks3.1%
Body & structure0.9%
Wheels0.5%
Share of tests flagging each component, averaged across every A3 year, weighted by test volume.
First-time MOT pass rate · DVSA bulk data · 2022-2024 · class 4 cars · updated 2026-07-07