Mercedes CLS-Class (2014) is 562 mm (22.13 inch) longer, 22 mm (0.87 inch) wider, 125 mm (4.92 inch) higher and has 335 liters (11.83 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 146 kg (322 lbs) lighter than Mercedes CLS-Class (2014).