Rolls-Royce Phantom (2018) is 1611 mm (63.43 inch) longer, 157 mm (6.18 inch) wider, 364 mm (14.33 inch) higher and has 353 liters (12.47 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 931 kg (2,053 lbs) lighter than Rolls-Royce Phantom (2018).