Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. It costs almost the same to get the Lincoln Navigator L to the dealership as the Yukon XL 2500.
The Navigator L is significantly costlier than the GMC Yukon XL 2500 in terms of MSRP.
Utility
Neither the Lincoln Navigator L nor the GMC Yukon XL 2500 has a marked advantage in terms of seating capacity.
The GMC is a better choice than the Lincoln Navigator L when it comes to hauling capacity, especially if you frequently need to carry a lot of stuff or big dogs.
Comfort
While the front cabin in the GMC offers a bit more head room than the Lincoln, there frankly isn't much of a difference.
While the rear of the Navigator L offers a bit more head- and leg-room than the Yukon XL 2500, there frankly isn't much of a difference.
Dimensions
Your wallet will hurt more every time you fill up the GMC Yukon XL 2500 than the Lincoln because of its bigger tank.
The Navigator L and the Yukon XL 2500 compete for the same parking spaces.
Handling
With their comparable turning radiuses, the Lincoln Navigator L and the GMC Yukon XL 2500 definitely handle about the same into and out of tight spots.
Drivetrain
The GMC's engine isn't much more sizeable than the Lincoln's.
Torque is the force that lets you accelerate quickly, and in this respect, the Yukon XL 2500 isn't much more powerful than the Lincoln Navigator L.
Overview
The basic warranty that comes with the GMC Yukon XL 2500 isn't quite as generous as the Navigator L's.