GMC Sierra 1500 (2018) is 591 mm (23.27 inch) longer, 247 mm (9.72 inch) wider, 97 mm (3.82 inch) higher and has 1163 liters (41.07 ft3) bigger cargo space than Nissan X-Trail (2020).
Nissan X-Trail (2020) is 490 kg (1,080 lbs) lighter than GMC Sierra 1500 (2018).