BMW i3 (2015) is 200 kg (441 lbs) lighter than Mercedes GLB-Class (2019).
Mercedes GLB-Class (2019) is 635 mm (25.00 inch) longer, 59 mm (2.32 inch) wider, 81 mm (3.19 inch) higher and has 310 liters (10.95 ft3) bigger cargo space than BMW i3 (2015).