Buick LaCrosse (2017) is 639 mm (25.16 inch) longer, 7 mm (0.28 inch) wider, 169 mm (6.65 inch) higher and has 240 liters (8.48 ft3) bigger cargo space than Toyota GR Supra (2019).
Toyota GR Supra (2019) is 117 kg (258 lbs) lighter than Buick LaCrosse (2017).