Audi S4 (2015) is 150 kg (331 lbs) lighter than Jaguar XF Sportbrake (2015).
Jaguar XF Sportbrake (2015) is 239 mm (9.41 inch) longer, 54 mm (2.13 inch) wider, 51 mm (2.01 inch) higher and has 69 liters (2.44 ft3) bigger cargo space than Audi S4 (2015).