Mercedes GLA-Class (2015) is 116 mm (4.57 inch) higher, 745 kg (1,642 lbs) lighter and has 56 liters (1.98 ft3) bigger cargo space than Porsche Taycan (2019).
Porsche Taycan (2019) is 546 mm (21.50 inch) longer and 162 mm (6.38 inch) wider than Mercedes GLA-Class (2015).