Performance
When it comes to horsepower, the GMC Yukon XL 1500 packs quite a punch and will knock the Audi Q7 down a few rungs. On the other hand, keep in mind that high horsepower engines often command higher insurance premiums.
With that kind of horsepower, the GMC Yukon XL 1500 is a true sports car.
Handling
With its tighter turning radius, the Audi Q7 is most certainly sprier than the GMC, something to consider if you do a lot of city driving; on the flip side, remember that a vehicle with a tight turning circle may feel a bit twitchy on the highway.
Drivetrain
The GMC Yukon XL 1500 has a more massive engine than the Q7. Keep in mind that smaller engines are often cheaper to fix, but smaller engines can be stressed more.
The GMC Yukon XL 1500 packs quite a punch compared to the Audi Q7 with respect to torque, which is roughly equivalent to acceleration.
The Audi Q7 could learn a lesson or two from the GMC Yukon XL 1500 with respect to pickup.
Utility
Drivers with frequent kid-duty might favor the GMC Yukon XL 1500 over the Audi Q7.
The GMC Yukon XL 1500 is likely a better choice than the Audi Q7 as far as transporting cargo, especially if you frequently need to carry a lot of luggage or big animals.
The Audi Q7 outpulls the GMC by a large margin.
Comfort
While the front cabin in the GMC offers a bit more head room than the Audi Q7, there honestly isn't much of a difference.
The GMC is not particularly roomier for your passengers than the Audi Q7.
Dimensions
Your wallet will hurt more every time you fill up the GMC Yukon XL 1500 than the Audi because of its bigger tank.
The Audi Q7 and the GMC Yukon XL 1500 compete for the same parking spaces.
The Audi Q7's shorter wheelbase may produce a less-settled highway ride but a nimbler feel in daily traffic than the GMC Yukon XL 1500.
Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. The Audi Q7 is substantially cheaper to get to the dealership than the GMC Yukon XL 1500.
When it comes to MSRP, the GMC Yukon XL 1500 doesn't cost much less than the Audi Q7.
Warranty
The basic after-sale protection that comes with the Yukon XL 1500 isn't quite as generous as the Audi Q7's.