Opel Insignia Grand Sport (2017) is 49 mm (1.93 inch) longer and 2 kg (4 lbs) lighter than Renault Talisman (2020).
Renault Talisman (2020) is 6 mm (0.24 inch) wider, 8 mm (0.31 inch) higher and has 118 liters (4.17 ft3) bigger cargo space than Opel Insignia Grand Sport (2017).
