2006 Toyota Yaris vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Toyota Yaris. In addition, the cost of maintenance, including insurance, on 2006 Toyota Yaris would be higher. At 2,400 cc (4 cylinders), 2011 Kia Optima is equipped with a bigger engine. In terms of performance, 2011 Kia Optima (166 HP @ 6000 RPM) has 83 more horse power than 2006 Toyota Yaris. (83 HP @ 6000 RPM) In normal driving conditions, 2011 Kia Optima should accelerate faster than 2006 Toyota Yaris. With that said, vehicle weight also plays an important factor in acceleration. 2011 Kia Optima weights approximately 513 kg more than 2006 Toyota Yaris. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2011 Kia Optima (209 Nm @ 4250 RPM) has 85 more torque (in Nm) than 2006 Toyota Yaris. (124 Nm @ 4400 RPM). This means 2011 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2006 Toyota Yaris.
Compare all specifications:
| 2006 Toyota Yaris | 2011 Kia Optima | |
| Make | Toyota | Kia |
| Model | Yaris | Optima |
| Year Released | 2006 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2400 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 83 HP | 166 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 124 Nm | 209 Nm |
| Torque RPM | 4400 RPM | 4250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1583 kg |
| Vehicle Length | 3890 mm | 4844 mm |
| Vehicle Width | 1700 mm | 1831 mm |
| Vehicle Height | 1710 mm | 1455 mm |
| Wheelbase Size | 2510 mm | 2797 mm |
| Fuel Tank Capacity | 45 L | 65 L |
