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Bentley Continental gt vs Bentley Derby: reliability comparison

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

Bentley Continental gt
95%
MOT pass rate · 3,087 vehicles
More reliable
Bentley Derby
93%
MOT pass rate · 120 vehicles
Verdict: On MOT pass rate, the Bentley Continental gt is the more reliable of the two — 95% pass first time versus 93%. It's one signal among several; check the full breakdown below.

Head to head

Measure Bentley Continental gt Bentley Derby
MOT pass rate 95% 93%
MOT failure rate 5% 7%
Faults & advisories per test 0.4 0.5
Dangerous-fault share 7% 0%
Average mileage 27,724 mi 58,748 mi
Sample size (vehicles) 3,087 120

Most common faults

Bentley Continental gt

  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. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  4. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Bentley Derby

  1. Oil leak
  2. Nearside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)
  3. Offside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)
  4. Steering system has slight free play detected at steering wheel (2.2.A.1a)
  5. Ball joint has slight play (2.2.B.1f)
  6. Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)

Reliability FAQ

On MOT pass rate, the Bentley Continental gt is the more reliable of the two — 95% pass first time versus 93%. It's one signal among several; check the full breakdown below.

Full Bentley Continental gt report Full Bentley Derby 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.