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Bentley Mk6 park ward coupe vs Bentley Unknown: reliability comparison

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

Bentley Mk6 park ward coupe
71%
MOT pass rate · 1 vehicles
Bentley Unknown
90%
MOT pass rate · 9,548 vehicles
Verdict: On MOT pass rate the Bentley Mk6 park ward coupe (71%) and Bentley Unknown (90%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Bentley Mk6 park ward coupe Bentley Unknown
MOT pass rate 71% 90% ✓
MOT failure rate 29% 10% ✓
Faults & advisories per test 0.9 0.9
Dangerous-fault share 0% ✓ 7%
Average mileage 99,074 mi 34,409 mi
Sample size (vehicles) 1 9,548

Most common faults

Bentley Mk6 park ward coupe

  1. Exhaust has a minor leak of exhaust gases (7.1.2)
  2. Service brake: efficiency below requirements (3.7.C.1a)
  3. Nearside Front Headlamp aim too low and too far to the left. (4.1.2 (a))
  4. Offside Front Headlamp aim too low and too far to the left. (4.1.2 (a))
  5. Offside Front Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i))
  6. Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i))

Bentley Unknown

  1. COVID-19 6 MONTH EXTENSION
  2. Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii))
  3. Parking brake: efficiency below requirements (3.7.B.7)
  4. Windscreen washer provides insufficient washer liquid (8.2.3)
  5. Oil leak
  6. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate the Bentley Mk6 park ward coupe (71%) and Bentley Unknown (90%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Bentley Mk6 park ward coupe report Full Bentley Unknown 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.