Opel Insignia Grand Sport (2017) is 49 mm (1.93 inch) longer and 228 kg (503 lbs) lighter than Renault Talisman (2016).
Renault Talisman (2016) is 6 mm (0.24 inch) wider, 8 mm (0.31 inch) higher and has 25 liters (0.88 ft3) bigger cargo space than Opel Insignia Grand Sport (2017).
