Opel Insignia Grand Sport (2017) is 1397 mm (55.00 inch) longer, 263 mm (10.35 inch) wider and has 360 liters (12.71 ft3) bigger cargo space than Suzuki Alto (2020).
Suzuki Alto (2020) is 15 mm (0.59 inch) higher and 435 kg (959 lbs) lighter than Opel Insignia Grand Sport (2017).
