Acura RLX (2015) is 771 kg (1,700 lbs) lighter than GMC Yukon XL (2021).
GMC Yukon XL (2021) is 738 mm (29.06 inch) longer, 167 mm (6.57 inch) wider, 478 mm (18.82 inch) higher and has 2234 liters (78.89 ft3) bigger cargo space than Acura RLX (2015).