Mazda CX-3 (2016) is 243 mm (9.57 inch) higher, 329 kg (725 lbs) lighter and has 319 liters (11.27 ft3) bigger cargo space than Toyota GR Supra (2020).
Toyota GR Supra (2020) is 103 mm (4.06 inch) longer and 95 mm (3.74 inch) wider than Mazda CX-3 (2016).