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Bentley Flying spur mulliner v6 hyb a vs Bentley Unknown: reliability comparison

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

Bentley Flying spur mulliner v6 hyb a
100%
MOT pass rate · 36 vehicles
Bentley Unknown
90%
MOT pass rate · 9,548 vehicles
Verdict: On MOT pass rate the Bentley Flying spur mulliner v6 hyb a (100%) 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 Flying spur mulliner v6 hyb a Bentley Unknown
MOT pass rate 100% ✓ 90%
MOT failure rate 0% ✓ 10%
Faults & advisories per test 0.6 ✓ 0.9
Dangerous-fault share 0% ✓ 7%
Average mileage 12,862 mi 34,409 mi
Sample size (vehicles) 36 9,548

Most common faults

Bentley Flying spur mulliner v6 hyb a

  1. Offside Rear Outer Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  2. Nearside Rear Tyre has a cut but not deep enough to reach the ply or cords Tyre has multiple cuts but not to cords. (5.2.3 (d) (i))
  3. Offside Rear Tyre has a cut but not deep enough to reach the ply or cords Tyre has a nail and multiple cuts but not to cords (5.2.3 (d) (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 Flying spur mulliner v6 hyb a (100%) and Bentley Unknown (90%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Bentley Flying spur mulliner v6 hyb a 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.