3.0 - liter supercharged V6 (
XJ R - Sport,
XJ R - Sport AWD, XJL Portfolio, XJL Portfolio AWD) 340 horsepower @ 6,500 rpm 332 lb - ft of torque @ 1,750 - 4,000 rpm EPA city / highway fuel economy: 18/27 mpg (standard - wheelbase models), 17/27 mpg (long - wheelbase models), 16/24 mpg (AWD) 5.0 - liter supercharged V8 (
XJ Supercharged, XJL Supercharged) 470 horsepower @ 6,000 - 6,500 rpm 424 lb - ft of torque @ 2,500 - 5,500 rpm EPA city / highway fuel economy: 15/23 mpg 5.0 - liter supercharged V8 (XJR, XJR
LWB) 550 horsepower @ 6,500 rpm 502 lb - ft of torque @ 2,500 - 5,500 rpm EPA city / highway fuel economy: 15/23 mpg
The new model lineup offers both short - wheelbase (SWB) models like the Jaguar
XJ R - Sport,
XJ Supercharged, and the Jaguar XJR, as well as long - wheelbase (
LWB) models like the Jaguar XJL Portfolio, XJL Supercharged, and the Jaguar XJR.