2002 Audi A8 vs. 2005 Kia Optima
To start off, 2005 Kia Optima is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Audi A8. In addition, the cost of maintenance, including insurance, on 2002 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2002 Audi A8 is equipped with a bigger engine. In terms of performance, 2002 Audi A8 (271 HP @ 3750 RPM) has 101 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM). In normal driving conditions, 2002 Audi A8 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A8 weights approximately 453 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 2002 Audi A8 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, 2002 Audi A8 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 Kia Optima (245 Nm) has 20 more torque (in Nm) than 2002 Audi A8. (225 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A8.
Compare all specifications:
| 2002 Audi A8 | 2005 Kia Optima | |
| Make | Audi | Kia |
| Model | A8 | Optima |
| Year Released | 2002 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 2670 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 170 HP |
| Engine RPM | 3750 RPM | 4000 RPM |
| Torque | 225 Nm | 245 Nm |
| Engine Bore Size | 81 mm | 87 mm |
| Engine Stroke Size | 95.5 mm | 75 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1487 kg |
| Vehicle Length | 5060 mm | 4730 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2640 mm |
| Fuel Consumption Overall | 9.7 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 90 L | 65 L |
