The 2018 Jaguar XJ is available in multiple trims, each with its own estimated fuel economy, here are the EPA estimates for each trim:

1. L Portfolio : 18 MPG City and 27 MPG Highway
2. L Supercharged : 15 MPG City and 23 MPG Highway
3. R-Sport : 18 MPG City and 27 MPG Highway
4. Supercharged : 15 MPG City and 23 MPG Highway

It is important to remember factors such as driving style, weather conditions, and the use of features such as Eco mode can impact fuel efficiency.

The Jaguar XJ received a rating of 2 out of 5 stars from RepairPal, which RepairPal describes as Below Average. This rating ranks the Jaguar XJ as 46​​ out of 48​​ among Luxury Fullsize Car

Here is what's new for the 2018 Jaguar XJ:

• Lane Departure Warning