Jaguar XJ-Series (2014) is 275 mm (10.83 inch) longer and 301 kg (664 lbs) lighter than Porsche Cayenne (2015).
Porsche Cayenne (2015) is 232 mm (9.13 inch) wider, 228 mm (8.98 inch) higher and has 240 liters (8.48 ft3) bigger cargo space than Jaguar XJ-Series (2014).