Mercedes B-Class (2017) is 70 mm (2.76 inch) higher and 180 kg (397 lbs) lighter than Peugeot 508 (2020).
Peugeot 508 (2020) is 437 mm (17.20 inch) longer, 42 mm (1.65 inch) wider and has 44 liters (1.55 ft3) bigger cargo space than Mercedes B-Class (2017).