Citroen C6 (2014) is 672 kg (1,482 lbs) lighter than GMC Yukon XL (2016).
GMC Yukon XL (2016) is 790 mm (31.10 inch) longer, 186 mm (7.32 inch) wider, 427 mm (16.81 inch) higher and has 1751 liters (61.84 ft3) bigger cargo space than Citroen C6 (2014).