Chevrolet Tahoe (2021) is 25 mm (0.98 inch) wider, 51 kg (112 lbs) lighter and has 65 liters (2.30 ft3) bigger cargo space than GMC Sierra 3500HD (2014).
GMC Sierra 3500HD (2014) is 477 mm (18.78 inch) longer and 51 mm (2.01 inch) higher than Chevrolet Tahoe (2021).