BMW 1 Series (2015) is 344 kg (758 lbs) lighter than Chevrolet Impala (2020).
Chevrolet Impala (2020) is 784 mm (30.87 inch) longer, 89 mm (3.50 inch) wider, 75 mm (2.95 inch) higher and has 173 liters (6.11 ft3) bigger cargo space than BMW 1 Series (2015).