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Bentley Continental r le mans series vs Bentley Unknown: reliability comparison

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

Bentley Continental r le mans series
50%
MOT pass rate · 1 vehicles
Bentley Unknown
90%
MOT pass rate · 9,548 vehicles
Verdict: On MOT pass rate the Bentley Continental r le mans series (50%) 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 Continental r le mans series Bentley Unknown
MOT pass rate 50% 90% ✓
MOT failure rate 50% 10% ✓
Faults & advisories per test 3.0 0.9 ✓
Dangerous-fault share 17% 7% ✓
Average mileage 18,638 mi 34,409 mi
Sample size (vehicles) 1 9,548

Most common faults

Bentley Continental r le mans series

  1. tape on headlamps to adjust beam pattern
  2. Fuel cap/sealing device missing (6.1.3 (b) (i))
  3. O/S/R upper (secondary) position lamp dim
  4. Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))
  5. Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii))

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 Continental r le mans series (50%) and Bentley Unknown (90%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Bentley Continental r le mans series 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.