BMW 3 Series Touring (2015) is 30 kg (66 lbs) lighter than Peugeot 508 SW (2020).
Peugeot 508 SW (2020) is 197 mm (7.76 inch) longer, 17 mm (0.67 inch) wider, 58 mm (2.28 inch) higher and has 35 liters (1.24 ft3) bigger cargo space than BMW 3 Series Touring (2015).