BMW X6 (2016) is 114 mm (4.49 inch) wider, 221 mm (8.70 inch) higher, 30 kg (66 lbs) lighter and has 71 liters (2.51 ft3) bigger cargo space than Lexus LS (2014).
Lexus LS (2014) is 298 mm (11.73 inch) longer than BMW X6 (2016).
Size difference at a glance
BMW X6 (2016) is 5.7% shorter than Lexus LS (2014).
BMW X6 (2016) is 6.1% wider than Lexus LS (2014).
BMW X6 (2016) is 14.9% taller than Lexus LS (2014).
BMW X6 (2016) is 1.4% lighter than Lexus LS (2014).
BMW X6 (2016) is 13.9% larger in cargo space than Lexus LS (2014).
Summary
BMW X6 (2016) is the larger car on 3 of 4 key dimensions.