2009 Kia Optima vs. 2005 Porsche Boxster
To start off, 2009 Kia Optima is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2005 Porsche Boxster would be higher. At 2,687 cc (6 cylinders), 2005 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2005 Porsche Boxster (225 HP @ 6300 RPM) has 52 more horse power than 2009 Kia Optima. (173 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche Boxster should accelerate faster than 2009 Kia Optima.
Because 2005 Porsche Boxster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Porsche Boxster. However, in wet, icy, snow, or gravel driving conditions, 2009 Kia Optima, being front wheel drive (FWD), will offer much better control with better grip. 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 Porsche Boxster (260 Nm @ 4700 RPM) has 91 more torque (in Nm) than 2009 Kia Optima. (169 Nm @ 4000 RPM). This means 2005 Porsche Boxster will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima.
Compare all specifications:
| 2009 Kia Optima | 2005 Porsche Boxster | |
| Make | Kia | Porsche |
| Model | Optima | Boxster |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2399 cc | 2687 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 225 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 169 Nm | 260 Nm |
| Torque RPM | 4000 RPM | 4700 RPM |
| Engine Bore Size | 91 mm | 85.5 mm |
| Engine Stroke Size | 96 mm | 78 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4810 mm | 4320 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1490 mm | 1300 mm |
| Wheelbase Size | 2730 mm | 2360 mm |
