Mercedes GLS-Class (2020) is 372 mm (14.65 inch) longer and 445 mm (17.52 inch) higher than Porsche Taycan (2019).
Porsche Taycan (2019) is 10 mm (0.39 inch) wider, 305 kg (672 lbs) lighter and has 10 liters (0.35 ft3) bigger cargo space than Mercedes GLS-Class (2020).