2005 Kia Optima vs. 2010 Scion xB
To start off, 2010 Scion xB is newer by 5 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 2,400 cc (4 cylinders), 2010 Scion xB is equipped with a bigger engine. In terms of performance, 2010 Scion xB (158 HP @ 6000 RPM) has 20 more horse power than 2005 Kia Optima. (138 HP @ 4000 RPM) In normal driving conditions, 2010 Scion xB should accelerate faster 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, 2010 Scion xB (219 Nm) has 20 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2010 Scion xB will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2010 Scion xB | |
| Make | Kia | Scion |
| Model | Optima | xB |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2360 cc | 2400 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 158 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 199 Nm | 219 Nm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4730 mm | 4249 mm |
| Vehicle Width | 1820 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1610 mm |
| Wheelbase Size | 2620 mm | 2601 mm |
| Fuel Consumption | 7.8 L/100km | 8.4 L/100km |
| Fuel Consumption City | 10.7 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 65 L | 53 L |
