Porsche Macan (2017) is 53 mm (2.09 inch) wider and 164 mm (6.46 inch) higher than Renault Talisman Grandtour (2015).
Renault Talisman Grandtour (2015) is 179 mm (7.05 inch) longer, 265 kg (584 lbs) lighter and has 71 liters (2.51 ft3) bigger cargo space than Porsche Macan (2017).
