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 Scion xB to the dealership as the Mazda MAZDA6.
The Mazda MAZDA6 guzzles a lot of gasoline compared to the Scion.
The Mazda MAZDA6 will tax your gas budget significantly more than the Scion xB will.
With respect to MSRP, the Scion xB costs tremendously less than the Mazda MAZDA6.
When it comes to final price, the Scion xB costs tremendously less than the Mazda MAZDA6.
The Mazda MAZDA6 will cost you a bundle in gas every year compared to the Scion xB.
Utility
Neither the Mazda MAZDA6 nor the Scion xB has a marked advantage with respect to seating capacity.
Convenience
You very likely won't have to visit your friendly gas station more often with the Scion xB than with the Mazda MAZDA6, as both offer similar ranges.
Comfort
Taller drivers will substantially enjoy the extra head room in the Scion xB's front cabin compared to the Mazda MAZDA6.
The ampler interior dimensions of the xB make it quite a bit roomier for your passengers than the MAZDA6.
Dimensions
The Mazda MAZDA6 is markedly heavier than the Scion xB.
Your wallet will hurt more every time you fill up the Mazda MAZDA6 than the Scion xB because of its bigger tank.
The Scion xB rides lower than the MAZDA6, which is a good thing for its center of gravity and ease of access.
The Scion xB fits in smaller parking spaces than the Mazda MAZDA6.
The xB's shorter wheelbase will likely give a nimbler feel in daily traffic. However, the Mazda is likely to have a smoother, more stable ride.
Performance
As far as horsepower, the Mazda MAZDA6 packs quite a wallop and will knock the Scion xB down a few rungs. On the other hand, remember that high horsepower engines often command higher insurance premiums.
The Scion xB is likely to feel somewhat slow because of its high horsepower-to-weight ratio.
Handling
The Mazda has considerably wider tires than the Scion xB. Remember that wider tires might look and feel better, while smaller tires may provide better handling in deep snow.
With their similar turning radiuses, the xB and the Mazda MAZDA6 indubitably handle approximately the same into and out of tight spots.
Drivetrain
The MAZDA6's engine is tremendously bigger than the xB's. Note that bigger engines may use more gas than smaller ones.
Torque equals pickup, and the Mazda MAZDA6 will have picked up and gone by the time the Scion xB finally gets moving.
The Mazda MAZDA6 packs quite a punch compared to the Scion xB when it comes to torque, which is the force that lets you accelerate quickly.
Overview
The basic warranty that comes with the Scion xB isn't quite as generous as the Mazda MAZDA6's.