2004 Kia Optima vs. 2009 Mazda 3
To start off, 2009 Mazda 3 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Kia Optima. In addition, the cost of maintenance, including insurance, on 2004 Kia Optima would be higher. At 2,360 cc (4 cylinders), 2004 Kia Optima is equipped with a bigger engine. In terms of performance, 2009 Mazda 3 (145 HP @ 6500 RPM) has 8 more horse power than 2004 Kia Optima. (137 HP @ 4000 RPM) In normal driving conditions, 2009 Mazda 3 should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Optima weights approximately 263 kg more than 2009 Mazda 3.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2004 Kia Optima (199 Nm) has 17 more torque (in Nm) than 2009 Mazda 3. (182 Nm). This means 2004 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda 3.
Compare all specifications:
| 2004 Kia Optima | 2009 Mazda 3 | |
| Make | Kia | Mazda |
| Model | Optima | 3 |
| Year Released | 2004 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2360 cc | 1998 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 137 HP | 145 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 199 Nm | 182 Nm |
| Engine Bore Size | 87.1 mm | 87.5 mm |
| Engine Stroke Size | 100 mm | 83.1 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1488 kg | 1225 kg |
| Vehicle Length | 4730 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2650 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 65 L | 55 L |
