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Audi A1 vs Audi Tts vorsprung tfsi quattro s-a: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Audi A1
84%
MOT pass rate · 235,482 vehicles
Audi Tts vorsprung tfsi quattro s-a
92%
MOT pass rate · 89 vehicles
More reliable
Verdict: On MOT pass rate, the Audi Tts vorsprung tfsi quattro s-a is the more reliable of the two — 92% pass first time versus 84%. It's one signal among several; check the full breakdown below.

Head to head

Measure Audi A1 Audi Tts vorsprung tfsi quattro s-a
MOT pass rate 84% 92% ✓
MOT failure rate 16% 8% ✓
Faults & advisories per test 1.5 0.6 ✓
Dangerous-fault share 5% ✓ 9%
Average mileage 67,791 mi 24,634 mi
Sample size (vehicles) 235,482 89

Most common faults

Audi A1

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  4. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Audi Tts vorsprung tfsi quattro s-a

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  3. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  5. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Nearside Front Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Reliability FAQ

On MOT pass rate, the Audi Tts vorsprung tfsi quattro s-a is the more reliable of the two — 92% pass first time versus 84%. It's one signal among several; check the full breakdown below.

Full Audi A1 report Full Audi Tts vorsprung tfsi quattro s-a report Most reliable cars

Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.