Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. It costs roughly the same to get the Pontiac Vibe to the dealership as the Chevrolet HHR.
There isn't much of a difference in gas mileage here, but if you must know, the Pontiac is a bit more economical than the Chevrolet HHR.
The Chevrolet HHR doesn't pale in comparison to the Pontiac Vibe with respect to fuel economy.
The Chevrolet HHR is substantially less costly than the Pontiac with respect to MSRP.
Utility
The Chevrolet HHR is a better choice than the Pontiac Vibe in terms of transporting cargo, especially if you frequently need to carry a lot of loot or big pets.
Neither the Pontiac Vibe nor the Chevrolet has a marked advantage when it comes to seating capacity.
Towing is significantly more the Pontiac's forte than it is the Chevrolet HHR's.
Convenience
You will very likely have to visit your friendly gas station more often with the Pontiac Vibe than with the Chevrolet HHR.
Comfort
Taller drivers will markedly enjoy the extra head room in the Pontiac Vibe's front cabin compared to the HHR.
The HHR provides more head- and leg-room to your passengers than the Pontiac Vibe does.
Dimensions
Both the Pontiac Vibe and the Chevrolet are likely to feel slightly sluggish because of their high horsepower-to-weight ratio.
Your wallet will hurt more every time you fill up the Chevrolet than the Pontiac Vibe because of its larger tank.
The Pontiac Vibe and the Chevrolet HHR compete for the same parking spaces.
Performance
Both the Pontiac Vibe and the Chevrolet HHR are likely to feel a little sluggish because of their high horsepower-to-weight ratio.
Handling
The Chevrolet HHR and the Pontiac Vibe have about comparable tires.
With their similar turning circles, the Chevrolet HHR and the Pontiac Vibe very likely handle about the same into and out of tight spots.
Drivetrain
The Pontiac Vibe's engine is markedly smaller than the Chevrolet HHR's. Keep in mind that smaller engines can be stressed more; on the other hand, smaller engines are often cheaper to fix.
Torque is roughly equivalent to acceleration, and in this respect, the Chevrolet HHR is markedly more powerful than the Pontiac Vibe.
Torque equals pickup, and the Chevrolet will have picked up and gone by the time the Pontiac finally gets moving.
Overview
The Chevrolet HHR and the Vibe have the same basic warranty.
With respect to after-sale protection against rust, the Pontiac Vibe and the Chevrolet have the same coverage.