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Audi A4 vs Audi Rs e-tron gt: 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 Rs e-tron gt
85%
MOT pass rate · 404 vehicles
More reliable
Verdict: On MOT pass rate, the Audi Rs e-tron gt is the more reliable of the two — 85% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Head to head

Measure Audi A4 Audi Rs e-tron gt
MOT pass rate 76% 85% ✓
MOT failure rate 24% 15% ✓
Faults & advisories per test 1.9 0.6 ✓
Dangerous-fault share 2% ✓ 27%
Average mileage 133,841 mi 28,910 mi
Sample size (vehicles) 568,515 404

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 Rs e-tron gt

  1. Nearside Rear 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 has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))
  4. Offside Rear Nail in tyre
  5. Offside Rear Tyre has ply or cords exposed (5.2.3 (d) (ii))
  6. Nearside Rear Tyre has ply or cords exposed (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate, the Audi Rs e-tron gt is the more reliable of the two — 85% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Full Audi A4 report Full Audi Rs e-tron gt 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.