2003 Subaru B vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Subaru B. In addition, the cost of maintenance, including insurance, on 2003 Subaru B would be higher. At 2,999 cc (6 cylinders), 2003 Subaru B is equipped with a bigger engine. In terms of performance, 2003 Subaru B (389 HP @ 6400 RPM) has 115 more horse power than 2011 Kia Optima. (274 HP @ 6000 RPM). In normal driving conditions, 2003 Subaru B should accelerate faster than 2011 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2003 Subaru B weights approximately 45 kg more than 2011 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Subaru B is four wheel drive (4WD), it will have significant more traction and grip than 2011 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2003 Subaru B 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, 2003 Subaru B (550 Nm @ 3600 RPM) has 186 more torque (in Nm) than 2011 Kia Optima. (364 Nm @ 1750 RPM). This means 2003 Subaru B will have an easier job in driving up hills or pulling heavy equipment than 2011 Kia Optima.
Compare all specifications:
| 2003 Subaru B | 2011 Kia Optima | |
| Make | Subaru | Kia |
| Model | B | Optima |
| Year Released | 2003 | 2011 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 389 HP | 274 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 550 Nm | 364 Nm |
| Torque RPM | 3600 RPM | 1750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1580 kg | 1535 kg |
| Vehicle Length | 4790 mm | 4844 mm |
| Vehicle Width | 1940 mm | 1831 mm |
| Vehicle Height | 1380 mm | 1455 mm |
| Wheelbase Size | 2680 mm | 2797 mm |
