GMC Canyon (2015) is 553 mm (21.77 inch) longer, 290 mm (11.42 inch) higher and has 874 liters (30.86 ft3) bigger cargo space than Opel Insignia (2017).
Opel Insignia (2017) is 198 mm (7.80 inch) wider and 1067 kg (2,352 lbs) lighter than GMC Canyon (2015).