Acura RLX (2018) is 684 kg (1,508 lbs) lighter than GMC Yukon XL (2016).
GMC Yukon XL (2016) is 668 mm (26.30 inch) longer, 155 mm (6.10 inch) wider, 424 mm (16.69 inch) higher and has 1750 liters (61.80 ft3) bigger cargo space than Acura RLX (2018).