Citroen DS3 (2017) is 250 kg (551 lbs) lighter than Mercedes GLA-Class (2016).
Mercedes GLA-Class (2016) is 474 mm (18.66 inch) longer, 89 mm (3.50 inch) wider, 36 mm (1.42 inch) higher and has 136 liters (4.80 ft3) bigger cargo space than Citroen DS3 (2017).