BMW 5 Series Touring (2020) is 151 mm (5.94 inch) longer and 284 kg (626 lbs) lighter than Porsche Cayenne (2018).
Porsche Cayenne (2018) is 59 mm (2.32 inch) wider, 296 mm (11.65 inch) higher and has 100 liters (3.53 ft3) bigger cargo space than BMW 5 Series Touring (2020).
Size difference at a glance
BMW 5 Series Touring (2020) is 3.1% longer than Porsche Cayenne (2018).
BMW 5 Series Touring (2020) is 3% narrower than Porsche Cayenne (2018).
BMW 5 Series Touring (2020) is 17.5% lower than Porsche Cayenne (2018).
BMW 5 Series Touring (2020) is 13% lighter than Porsche Cayenne (2018).
BMW 5 Series Touring (2020) is 14.9% smaller in cargo space than Porsche Cayenne (2018).
Summary
Porsche Cayenne (2018) is the larger car on 3 of 4 key dimensions.
Side-by-side size
Length
Width
Height
Weight
Cargo space
BMW 5 Series Touring (2020) Porsche Cayenne (2018)
