Ferrari Portofino (2020) is 192 mm (7.56 inch) longer and 142 mm (5.59 inch) wider than Mazda 6 Atenza (2020).
Mazda 6 Atenza (2020) is 249 mm (9.80 inch) higher, 198 kg (437 lbs) lighter and has 229 liters (8.09 ft3) bigger cargo space than Ferrari Portofino (2020).