Utility
The SX4 and the Nissan Altima can accommodate the same number of passengers.
Dimensions
The Nissan Altima is tremendously heavier than the Suzuki SX4.
Your wallet will hurt more every time you fill up the Nissan Altima than the Suzuki SX4 because of its bigger tank.
The SX4 fits in smaller parking spaces than the Nissan Altima.
The Suzuki SX4's shorter wheelbase may produce a less-settled highway ride but a more agile feel in daily traffic than the Altima.
Convenience
You'll most definitely have to take the Suzuki SX4 for a fill-up more often than the Nissan Altima because of its tank size and fuel economy.
Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. It costs about the same to get the Nissan Altima to the dealership as the Suzuki SX4.
When it comes to gas mileage, the Nissan Altima is a bit better than the Suzuki SX4, but not by much.
As far as gas mileage, the Nissan Altima has the Suzuki SX4 beat.
When it comes to MSRP, the Nissan Altima costs substantially more than the Suzuki SX4.
Handling
With their similar turning radii, the Suzuki SX4 and the Nissan Altima most certainly handle approximately the same into and out of tight spots.
Drivetrain
The Suzuki SX4's engine is substantially smaller than the Nissan's. Remember that smaller engines can be stressed more; however, smaller engines typically get better gas mileage.
The Nissan Altima packs quite a wallop compared to the Suzuki SX4 regarding torque, which is the force that lets you accelerate quickly.
The SX4 could learn a lesson or two from the Altima regarding torque.
Comfort
While the front cabin in the Nissan offers a bit more head room than the Suzuki SX4, there frankly isn't much of a difference.
While the rear of the Suzuki SX4 provides a bit more head- and leg-room than the Nissan Altima, there really isn't much of a difference.
Warranty
The Altima and the Suzuki SX4 have the same basic after-sale protection.