Mercedes GLA-Class (2015) is 177 mm (6.97 inch) longer, 29 mm (1.14 inch) wider, 209 mm (8.23 inch) higher and has 178 liters (6.29 ft3) bigger cargo space than Toyota GT86 (2017).
Toyota GT86 (2017) is 180 kg (397 lbs) lighter than Mercedes GLA-Class (2015).