Mercedes E-Class (2016) is 49 mm (1.93 inch) longer, 243 mm (9.57 inch) wider and has 10 liters (0.35 ft3) bigger cargo space than Peugeot 508 SW (2016).
Peugeot 508 SW (2016) is 89 mm (3.50 inch) higher and 248 kg (547 lbs) lighter than Mercedes E-Class (2016).