Utility
The Chevrolet's bigger trunk will accommodate more big items than the HUMMER H3T.
Drivers with frequent child-duty might favor the Chevrolet Silverado 3500HD over the HUMMER.
The Chevrolet Silverado 3500HD is likely a better choice than the H3T when it comes to transporting cargo, especially if you often need to carry a lot of loot or sizeable animals.
The Chevrolet Silverado 3500HD outpulls the H3T by a massive margin.
Dimensions
The Chevrolet is tremendously heavier than the HUMMER H3T.
Your wallet will hurt more every time you fill up the Chevrolet Silverado 3500HD than the HUMMER H3T because of its bigger tank.
The HUMMER H3T and the Chevrolet Silverado 3500HD compete for the same parking spaces.
Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. The HUMMER H3T is substantially cheaper to get to the dealership than the Chevrolet.
The Silverado 3500HD isn't much less pricey than the HUMMER H3T in terms of MSRP.
Handling
With their comparable turning radii, the HUMMER H3T and the Chevrolet Silverado 3500HD most definitely handle about the same into and out of tight spots.
Drivetrain
The Chevrolet's engine is tremendously more massive than the HUMMER H3T's. Bear in mind that more sizeable engines may use more gasoline than smaller ones.
Torque is the force that lets you accelerate quickly, and in this respect, the Chevrolet Silverado 3500HD is tremendously more powerful than the H3T.
Comfort
While the front cabin in the Silverado 3500HD offers a bit more head room than the HUMMER H3T, there honestly isn't much of a difference.
While the rear of the HUMMER H3T offers a bit more head- and leg-room than the Chevrolet Silverado 3500HD, there frankly isn't much of a difference.
Warranty
The basic after-sale protection that comes with the Silverado 3500HD isn't quite as generous as the H3T's.