Cost
As far as fuel economy, the Suzuki bests the Sportage.
The Suzuki SX4 will save you money at the pump compared to the Sportage.
The SX4 is substantially less costly than the Kia Sportage when it comes to MSRP.
Utility
The Kia Sportage's more sizeable trunk will accommodate more large objects than the Suzuki.
Neither the Suzuki nor the Kia Sportage has a marked advantage with respect to seating capacity.
Convenience
You'll doubtless have to take the Suzuki SX4 for a fill-up more often than the Kia Sportage because of its tank size and gas mileage.
Comfort
Taller drivers will substantially enjoy the extra head room in the Kia Sportage's front cabin compared to the Suzuki SX4.
The Kia provides more head- and leg-room to your passengers than the Suzuki SX4 does.
Dimensions
The Kia Sportage is substantially heavier than the Suzuki SX4.
Your wallet will hurt more every time you fill up the Kia than the Suzuki because of its larger tank.
The SX4 and the Kia Sportage compete for the same parking spaces.
Handling
The Kia Sportage has markedly wider tires than the Suzuki SX4. Keep in mind that wider tires could look and feel better, while narrower tires can improve gas mileage.
Drivetrain
The Kia Sportage's engine is considerably bigger than the Suzuki SX4's. Remember that more sizeable engines may use more gas than smaller ones.
Torque equals pickup, and the Kia Sportage will have picked up and gone by the time the Suzuki SX4 finally gets moving.
Torque is the force that lets you accelerate quickly, and in this respect, the Kia Sportage is considerably more powerful than the Suzuki SX4.
Overview
The basic warranty that comes with the SX4 isn't quite as generous as the Kia Sportage's.
Regarding warranty against corrosion, the Kia has tremendously better coverage than the Suzuki SX4.