Cost
The Escalade Hybrid is considerably more expensive than the H2 SUV as far as MSRP.
Utility
The Cadillac Escalade Hybrid will most certainly prove friendlier than the HUMMER H2 SUV for those of you with frequent kid-cargo.
The HUMMER H2 SUV is a better choice than the Cadillac Escalade Hybrid with respect to hauling capacity, especially if you frequently need to carry a lot of loot or large pets.
Comfort
While the front cabin in the Cadillac Escalade Hybrid offers a bit more head room than the HUMMER, there honestly isn't much of a difference.
While the rear of the HUMMER H2 SUV provides a bit more head- and leg-room than the Cadillac, there frankly isn't much of a difference.
Dimensions
The HUMMER is substantially heavier than the Cadillac.
Your wallet will hurt more every time you fill up the HUMMER H2 SUV than the Cadillac Escalade Hybrid because of its bigger tank.
The HUMMER H2 SUV and the Cadillac Escalade Hybrid compete for the same parking spaces.
Performance
With that kind of horsepower, both the HUMMER H2 SUV and the Cadillac are genuine speedsters.
Handling
With its tighter turning radius, the Escalade Hybrid is most certainly more agile than the HUMMER H2 SUV, something to consider if you do a lot of city driving; on the other hand, keep in mind that a vehicle with a tight turning circle may feel a bit twitchy on the highway.
Drivetrain
The HUMMER H2 SUV's engine isn't much more massive than the Cadillac Escalade Hybrid's.
The Cadillac Escalade Hybrid could learn a lesson or two from the HUMMER H2 SUV as far as torque.
Warranty
The Escalade Hybrid and the HUMMER have the same basic warranty.