Mercedes B-Class (2020) is 192 mm (7.56 inch) higher, 100 kg (220 lbs) lighter and has 90 liters (3.18 ft3) bigger cargo space than Nissan GT-R (2017).
Nissan GT-R (2017) is 271 mm (10.67 inch) longer and 99 mm (3.90 inch) wider than Mercedes B-Class (2020).