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Audi A3 vs Audi Sq8 vorsprung tfsi quattro a: reliability comparison

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

Audi A3
78%
MOT pass rate · 586,036 vehicles
Audi Sq8 vorsprung tfsi quattro a
92%
MOT pass rate · 233 vehicles
More reliable
Verdict: On MOT pass rate, the Audi Sq8 vorsprung tfsi quattro a is the more reliable of the two — 92% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Head to head

Measure Audi A3 Audi Sq8 vorsprung tfsi quattro a
MOT pass rate 78% 92% ✓
MOT failure rate 22% 8% ✓
Faults & advisories per test 1.8 0.7 ✓
Dangerous-fault share 3% 3%
Average mileage 112,882 mi 33,082 mi
Sample size (vehicles) 586,036 233

Most common faults

Audi A3

  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. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Audi Sq8 vorsprung tfsi quattro a

  1. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Rear 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. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Reliability FAQ

On MOT pass rate, the Audi Sq8 vorsprung tfsi quattro a is the more reliable of the two — 92% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Full Audi A3 report Full Audi Sq8 vorsprung tfsi quattro 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.