Bentley Flying Spur (2017) is 54 mm (2.13 inch) longer and 77 mm (3.03 inch) wider than Mercedes S-Class (2014).
Mercedes S-Class (2014) is 2 mm (0.08 inch) higher, 272 kg (600 lbs) lighter and has 25 liters (0.88 ft3) bigger cargo space than Bentley Flying Spur (2017).