2001 Audi A8 vs. 2005 Kia Optima
To start off, 2005 Kia Optima is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Audi A8. In addition, the cost of maintenance, including insurance, on 2001 Audi A8 would be higher. At 3,695 cc (8 cylinders), 2001 Audi A8 is equipped with a bigger engine. In terms of performance, 2001 Audi A8 (256 HP @ 6000 RPM) has 86 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM). In normal driving conditions, 2001 Audi A8 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A8 weights approximately 343 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2001 Audi A8 (350 Nm) has 109 more torque (in Nm) than 2005 Kia Optima. (241 Nm). This means 2001 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2001 Audi A8 | 2005 Kia Optima | |
| Make | Audi | Kia |
| Model | A8 | Optima |
| Year Released | 2001 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3695 cc | 2671 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 256 HP | 170 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 350 Nm | 241 Nm |
| Engine Bore Size | 84.5 mm | 87 mm |
| Engine Stroke Size | 82.4 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1487 kg |
| Vehicle Length | 5040 mm | 4730 mm |
| Vehicle Width | 1890 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2410 mm | 2710 mm |
| Fuel Consumption Overall | 13 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 90 L | 65 L |
