GMC Sierra 2500HD (2014) is 1349 mm (53.11 inch) longer, 267 mm (10.51 inch) wider, 420 mm (16.54 inch) higher and has 1288 liters (45.49 ft3) bigger cargo space than Toyota Matrix (2016).
Toyota Matrix (2016) is 1628 kg (3,589 lbs) lighter than GMC Sierra 2500HD (2014).