BMW 3 Series (2014) is 37 mm (1.46 inch) higher, 336 kg (741 lbs) lighter and has 21 liters (0.74 ft3) bigger cargo space than BMW 6 Series Gran Coupe (2017).
BMW 6 Series Gran Coupe (2017) is 385 mm (15.16 inch) longer and 85 mm (3.35 inch) wider than BMW 3 Series (2014).
Size difference at a glance
BMW 3 Series (2014) is 7.7% shorter than BMW 6 Series Gran Coupe (2017).
BMW 3 Series (2014) is 4.5% narrower than BMW 6 Series Gran Coupe (2017).
BMW 3 Series (2014) is 2.7% taller than BMW 6 Series Gran Coupe (2017).
BMW 3 Series (2014) is 17.7% lighter than BMW 6 Series Gran Coupe (2017).
BMW 3 Series (2014) is 4.6% larger in cargo space than BMW 6 Series Gran Coupe (2017).
Overall footprint
BMW 6 Series Gran Coupe (2017) has a 11.8% smaller overall footprint (length × width).
Side-by-side size
Length
Width
Height
Weight
Cargo space
BMW 3 Series (2014) BMW 6 Series Gran Coupe (2017)
