the list price of bentleys ranges from £ 136,250 to £ 224,700 , yet the manufacturer and porsche finished bottom of a 38-strong table judged on reliability .
thousands of cars aged three to eight years old were assessed on their failure rate , age , mileage and cost of repairs .
overall , the most reliable was honda , with suzuki second and toyota in third place while chevrolet and mazda were joint fourth .
electrical faults were the most common across all cars .