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Audi A4 vs Audi E-tron gt quattro: reliability comparison

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

Audi A4
76%
MOT pass rate · 568,515 vehicles
Audi E-tron gt quattro
90%
MOT pass rate · 3,973 vehicles
More reliable
Verdict: On MOT pass rate, the Audi E-tron gt quattro is the more reliable of the two — 90% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Head to head

Measure Audi A4 Audi E-tron gt quattro
MOT pass rate 76% 90% ✓
MOT failure rate 24% 10% ✓
Faults & advisories per test 1.9 0.8 ✓
Dangerous-fault share 2% ✓ 12%
Average mileage 133,841 mi 31,278 mi
Sample size (vehicles) 568,515 3,973

Most common faults

Audi A4

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Under-trays fitted obscuring some underside components
  6. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Audi E-tron gt quattro

  1. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
  6. Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))

Reliability FAQ

On MOT pass rate, the Audi E-tron gt quattro is the more reliable of the two — 90% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Full Audi A4 report Full Audi E-tron gt quattro 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.