2004 Kia Optima vs. 2009 Mazda CX-7
To start off, 2009 Mazda CX-7 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 2,398 cc (4 cylinders), 2004 Kia Optima is equipped with a bigger engine. In terms of performance, 2009 Mazda CX-7 (244 HP @ 5000 RPM) has 106 more horse power than 2004 Kia Optima. (138 HP @ 3800 RPM) In normal driving conditions, 2009 Mazda CX-7 should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Optima weights approximately 369 kg more than 2009 Mazda CX-7.
Because 2009 Mazda CX-7 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2009 Mazda CX-7 will offer significantly more control. 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, 2009 Mazda CX-7 (350 Nm) has 151 more torque (in Nm) than 2004 Kia Optima. (199 Nm). This means 2009 Mazda CX-7 will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2004 Kia Optima | 2009 Mazda CX-7 | |
| Make | Kia | Mazda |
| Model | Optima | CX-7 |
| Year Released | 2004 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2398 cc | 2258 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 244 HP |
| Engine RPM | 3800 RPM | 5000 RPM |
| Torque | 199 Nm | 350 Nm |
| Engine Compression Ratio | 10.0:1 | 8.4:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1549 kg | 1180 kg |
| Vehicle Length | 4730 mm | 4680 mm |
| Vehicle Width | 1820 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1650 mm |
| Wheelbase Size | 2720 mm | 2760 mm |
| Fuel Consumption | 7.8 L/100km | 10.7 L/100km |
| Fuel Consumption City | 10.7 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 65 L | 69 L |
