2005 Kia Optima vs. 2003 Toyota RAV4
To start off, 2005 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Toyota RAV4. In addition, the cost of maintenance, including insurance, on 2003 Toyota RAV4 would be higher. At 2,671 cc (6 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (170 HP @ 4000 RPM) has 25 more horse power than 2003 Toyota RAV4. (145 HP @ 6200 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2003 Toyota RAV4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima weights approximately 209 kg more than 2003 Toyota RAV4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Toyota RAV4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2003 Toyota RAV4 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, 2005 Kia Optima (241 Nm) has 41 more torque (in Nm) than 2003 Toyota RAV4. (200 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2003 Toyota RAV4.
Compare all specifications:
| 2005 Kia Optima | 2003 Toyota RAV4 | |
| Make | Kia | Toyota |
| Model | Optima | RAV4 |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 145 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 241 Nm | 200 Nm |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 75 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.8:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1487 kg | 1278 kg |
| Vehicle Length | 4730 mm | 4210 mm |
| Vehicle Width | 1820 mm | 1740 mm |
| Vehicle Height | 1420 mm | 1690 mm |
| Wheelbase Size | 2710 mm | 2500 mm |
| Fuel Tank Capacity | 65 L | 57 L |
