2005 Kia Optima vs. 2007 Subaru Legacy
To start off, 2007 Subaru Legacy is newer by 2 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 7 more horse power than 2007 Subaru Legacy. (163 HP @ 6800 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2007 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima weights approximately 112 kg more than 2007 Subaru Legacy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Subaru Legacy 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, 2007 Subaru Legacy 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 (245 Nm) has 58 more torque (in Nm) than 2007 Subaru Legacy. (187 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2007 Subaru Legacy.
Compare all specifications:
| 2005 Kia Optima | 2007 Subaru Legacy | |
| Make | Kia | Subaru |
| Model | Optima | Legacy |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 163 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 245 Nm | 187 Nm |
| Engine Compression Ratio | 10.0:1 | 11.1:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1487 kg | 1375 kg |
| Vehicle Height | 1420 mm | 1740 mm |
| Wheelbase Size | 2640 mm | 2680 mm |
| Fuel Consumption Overall | 10.2 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 65 L | 64 L |
