Mercedes A-Class (2017) is 52 mm (2.05 inch) longer, 5 mm (0.20 inch) wider, 148 mm (5.83 inch) higher and has 98 liters (3.46 ft3) bigger cargo space than Toyota GT86 (2020).
Toyota GT86 (2020) is 180 kg (397 lbs) lighter than Mercedes A-Class (2017).