2006 Kia Optima vs. 2009 Porsche Cayman
To start off, 2009 Porsche Cayman is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Kia Optima. In addition, the cost of maintenance, including insurance, on 2006 Kia Optima would be higher. At 3,385 cc, 2009 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayman (291 HP @ 6250 RPM) has 121 more horse power than 2006 Kia Optima. (170 HP @ 6000 RPM) In normal driving conditions, 2009 Porsche Cayman should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 63 kg more than 2009 Porsche Cayman.
Because 2009 Porsche Cayman 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 2009 Porsche Cayman. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2009 Porsche Cayman (340 Nm @ 4400 RPM) has 95 more torque (in Nm) than 2006 Kia Optima. (245 Nm @ 4000 RPM). This means 2009 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
| 2006 Kia Optima | 2009 Porsche Cayman | |
| Make | Kia | Porsche |
| Model | Optima | Cayman |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2671 cc | 3385 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 291 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 245 Nm | 340 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 86.7 mm | 96.3 mm |
| Engine Stroke Size | 75 mm | 78.3 mm |
| Engine Compression Ratio | 10.0:1 | 11.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1488 kg | 1425 kg |
| Vehicle Length | 4730 mm | 4350 mm |
| Vehicle Width | 1820 mm | 1310 mm |
| Vehicle Height | 1420 mm | 1810 mm |
| Wheelbase Size | 2710 mm | 2420 mm |
| Fuel Consumption Overall | 10.2 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 65 L | 64 L |
