Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. It costs approximately the same to get the Jaguar XJ-Series to the dealership as the Audi A6.
There isn't much of a difference in gas mileage here, but if you must know, the XJ-Series is a little more economical than the Audi A6.
The Audi A6 will tax your gasoline budget quite a bit more than the XJ-Series will.
Regarding MSRP, the XJ-Series costs quite a bit more than the Audi A6.
With respect to final price, the Jaguar XJ-Series costs quite a bit more than the Audi A6.
Utility
The Jaguar XJ-Series and the A6 can accommodate the same number of passengers.
Convenience
You'll definitely have to take the Audi A6 for a fill-up more often than the Jaguar XJ-Series because of its tank size and gas mileage.
Comfort
While the front cabin in the Jaguar XJ-Series offers a bit more head room than the Audi A6, there frankly isn't much of a difference.
The ampler interior dimensions of the Jaguar XJ-Series make it quite a bit roomier for your passengers than the Audi A6.
Dimensions
The A6 is slightly heavier than the Jaguar.
The Audi A6's tank is approximately the same size as the Jaguar XJ-Series's, though the Jaguar XJ-Series's is a tad bigger.
The Audi A6 and the Jaguar XJ-Series compete for the same parking spaces.
The Audi's shorter wheelbase may produce a less-settled highway ride but a nimbler feel in daily traffic than the Jaguar XJ-Series.
Handling
The A6 and the Jaguar XJ-Series have about comparable tires.
With their comparable turning radiuses, the Audi A6 and the Jaguar XJ-Series indubitably handle roughly the same into and out of tight spots.
Drivetrain
The Jaguar XJ-Series has no lessons to learn with respect to torque from the Audi.
Overview
The Audi A6 and the Jaguar XJ-Series have the same basic warranty.
Other
The Jaguar XJ-Series emits fewer smog-forming pollutants per 15,000 miles than the Audi A6.