McLaren Senna (2018) is 2 mm (0.08 inch) wider and 1071 kg (2,361 lbs) lighter than Mercedes GLS-Class (2021).
Mercedes GLS-Class (2021) is 591 mm (23.27 inch) longer, 628 mm (24.72 inch) higher and has 355 liters (12.54 ft3) bigger cargo space than McLaren Senna (2018).