2005 Kia Optima vs. 2006 Toyota Previa
To start off, 2006 Toyota Previa is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 2,670 cc (6 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (170 HP @ 4000 RPM) has 16 more horse power than 2006 Toyota Previa. (154 HP @ 5600 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2006 Toyota Previa. With that said, vehicle weight also plays an important factor in acceleration. 2006 Toyota Previa weights approximately 153 kg more than 2005 Kia Optima.
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, 2005 Kia Optima (245 Nm) has 20 more torque (in Nm) than 2006 Toyota Previa. (225 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2006 Toyota Previa.
Compare all specifications:
| 2005 Kia Optima | 2006 Toyota Previa | |
| Make | Kia | Toyota |
| Model | Optima | Previa |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 2362 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 154 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 245 Nm | 225 Nm |
| Engine Bore Size | 87 mm | 88.5 mm |
| Engine Stroke Size | 75 mm | 96 mm |
| Engine Compression Ratio | 10.0:1 | 9.6:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1487 kg | 1640 kg |
| Vehicle Length | 4730 mm | 4790 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1790 mm |
| Wheelbase Size | 2640 mm | 2910 mm |
| Fuel Consumption Overall | 10.2 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 65 L | 75 L |
