Cost
The Chevrolet Traverse isn't much less costly than the Buick Enclave as far as MSRP.
Utility
Neither the Chevrolet Traverse nor the Buick Enclave has a marked advantage with respect to seating capacity.
Comfort
While the rear of the Buick Enclave offers a bit more head- and leg-room than the Chevrolet Traverse, there frankly isn't much of a difference.
Dimensions
The Buick Enclave and the Chevrolet Traverse compete for the same parking spaces.
Drivetrain
Torque is roughly equivalent to acceleration, and in this respect, the Buick Enclave isn't much more powerful than the Chevrolet Traverse.
Overview
The basic warranty that comes with the Traverse isn't quite as generous as the Buick Enclave's.