Chevrolet Tahoe (2021) is 12 mm (0.47 inch) wider and 38 mm (1.50 inch) higher than GMC Yukon XL (2019).
GMC Yukon XL (2019) is 348 mm (13.70 inch) longer, 23 kg (51 lbs) lighter and has 116 liters (4.10 ft3) bigger cargo space than Chevrolet Tahoe (2021).