2005 Kia Optima vs. 2006 Porsche 911
To start off, 2006 Porsche 911 is newer by 1 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 3,589 cc (6 cylinders), 2006 Porsche 911 is equipped with a bigger engine. In terms of performance, 2006 Porsche 911 (325 HP @ 6800 RPM) has 155 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2006 Porsche 911 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche 911 weights approximately 248 kg more than 2005 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Porsche 911 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 2006 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2006 Porsche 911 (370 Nm) has 125 more torque (in Nm) than 2005 Kia Optima. (245 Nm). This means 2006 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2006 Porsche 911 | |
| Make | Kia | Porsche |
| Model | Optima | 911 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2670 cc | 3589 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 325 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 245 Nm | 370 Nm |
| Engine Bore Size | 87 mm | 96.1 mm |
| Engine Stroke Size | 75 mm | 83 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Drive Type | Front | Rear |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1487 kg | 1735 kg |
| Vehicle Length | 4730 mm | 4470 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1420 mm | 1320 mm |
| Wheelbase Size | 2640 mm | 2360 mm |
| Fuel Consumption | 8.7 L/100km | 9.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 65 L | 64 L |
