2005 Audi RS6 vs. 2005 Kia Optima
To start off, both 2005 Audi RS6 and 2005 Kia Optima were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,172 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 274 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 328 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 2005 Audi RS6 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, 2005 Audi RS6 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 Audi RS6 (560 Nm) has 315 more torque (in Nm) than 2005 Kia Optima. (245 Nm). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Audi RS6 | 2005 Kia Optima | |
| Make | Audi | Kia |
| Model | RS6 | Optima |
| Year Released | 2005 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2670 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 170 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 560 Nm | 245 Nm |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1815 kg | 1487 kg |
| Vehicle Length | 4860 mm | 4730 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2640 mm |
| Fuel Consumption Highway | 10.4 L/100km | 8.7 L/100km |
| Fuel Consumption Overall | 14.6 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 82 L | 65 L |
