Chevrolet Tahoe (2016) is 13 mm (0.51 inch) wider and 190 kg (419 lbs) lighter than GMC Sierra 3500HD (2014).
GMC Sierra 3500HD (2014) is 647 mm (25.47 inch) longer, 89 mm (3.50 inch) higher and has 527 liters (18.61 ft3) bigger cargo space than Chevrolet Tahoe (2016).