Mercedes GLA-Class (2015) is 7 mm (0.28 inch) higher and 180 kg (397 lbs) lighter than Peugeot 508 SW (2017).
Peugeot 508 SW (2017) is 413 mm (16.26 inch) longer, 24 mm (0.94 inch) wider and has 109 liters (3.85 ft3) bigger cargo space than Mercedes GLA-Class (2015).