2007 Kia Optima vs. 2004 Porsche 911
To start off, 2007 Kia Optima is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 3,605 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (477 HP @ 8000 RPM) has 292 more horse power than 2007 Kia Optima. (185 HP @ 6000 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 2007 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 Kia Optima weights approximately 107 kg more than 2004 Porsche 911.
Because 2004 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 2004 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2004 Porsche 911 (641 Nm) has 394 more torque (in Nm) than 2007 Kia Optima. (247 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
| 2007 Kia Optima | 2004 Porsche 911 | |
| Make | Kia | Porsche |
| Model | Optima | 911 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2654 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 185 HP | 477 HP |
| Engine RPM | 6000 RPM | 8000 RPM |
| Torque | 247 Nm | 641 Nm |
| Engine Bore Size | 86.7 mm | 100 mm |
| Engine Stroke Size | 75 mm | 76 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1487 kg | 1380 kg |
| Vehicle Length | 4740 mm | 4450 mm |
| Vehicle Width | 1810 mm | 1840 mm |
| Vehicle Height | 1490 mm | 1280 mm |
| Wheelbase Size | 2730 mm | 2360 mm |
| Fuel Consumption | 7.8 L/100km | 10.7 L/100km |
| Fuel Consumption City | 10.7 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 62 L | 64 L |
