Utility
The Mazda MAZDA5 will most certainly prove more convenient than the Toyota Venza for those of you with frequent child-cargo.
Performance
When it comes to horsepower, the Toyota Venza packs quite a punch and will knock the Mazda MAZDA5 down a few rungs. On the flip side, remember that high horsepower engines often command higher insurance premiums.
Dimensions
The Mazda's tank is almost the same size as the Toyota Venza's, though the Toyota Venza's is slightly larger.
The Mazda MAZDA5 and the Toyota Venza compete for the same parking spaces.
Convenience
You likely won't have to visit your friendly gas station more often with the MAZDA5 than with the Toyota Venza, as both offer similar ranges.
Cost
When it comes to fuel economy, the Mazda is a tad better than the Venza, but not by much.
As far as MSRP, the Mazda MAZDA5 costs considerably less than the Toyota.
Handling
With its tighter turning circle, the MAZDA5 is quite certainly nimbler than the Toyota Venza, something to consider if you do a lot of city driving; on the flip side, note that a vehicle with a tight turning circle may feel a bit twitchy on the highway.
Drivetrain
The Toyota Venza's engine is substantially more sizeable than the Mazda's. Keep in mind that more massive engines may use more gasoline than smaller ones.
Torque is the force that lets you accelerate quickly, and in this respect, the Toyota is considerably more powerful than the Mazda MAZDA5.
Comfort
Taller drivers will significantly enjoy the extra head room in the Mazda's front cabin compared to the Toyota Venza.
The ampler interior dimensions of the Toyota make it significantly roomier for your passengers than the Mazda MAZDA5.
Warranty
The Venza and the Mazda have the same basic warranty.