Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. The Cadillac is significantly cheaper to get to the dealership than the Lincoln Navigator L.
With respect to MSRP, the Lincoln costs substantially more than the SRX.
Utility
The Navigator L will definitely prove more practical than the Cadillac SRX for those of you with frequent kid-cargo.
The Lincoln Navigator L outpulls the SRX by a big margin.
Comfort
While the front cabin in the Cadillac SRX offers a bit more head room than the Navigator L, there frankly isn't much of a difference.
The Cadillac SRX is not particularly roomier for your passengers than the Lincoln Navigator L.
Dimensions
The Lincoln Navigator L is tremendously more bulky than the Cadillac SRX.
Your wallet will hurt more every time you fill up the Lincoln Navigator L than the Cadillac SRX because of its bigger tank.
The Cadillac and the Lincoln Navigator L compete for the same parking spaces.
The SRX's shorter wheelbase may produce a less-settled highway ride but a nimbler feel in daily traffic than the Lincoln Navigator L.
Handling
With its tighter turning radius, the Cadillac SRX is definitely sprier than the Lincoln, something to consider if you do a lot of city driving; however, note that a vehicle with a tight turning circle may feel a bit twitchy on the highway.
Drivetrain
The Cadillac SRX's engine is considerably smaller than the Lincoln Navigator L's. Bear in mind that a smaller engine usually has to work a little harder; however, smaller engines are often cheaper to fix.
The Cadillac SRX could learn a lesson or two from the Lincoln Navigator L as far as pickup.
Torque equals pickup, and the Lincoln Navigator L will have picked up and gone by the time the SRX finally gets moving.
Overview
The Navigator L and the Cadillac SRX have the same basic after-sale protection.