2008 Audi A6 vs. 2005 Kia Optima
To start off, 2008 Audi A6 is newer by 3 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 2,670 cc (6 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (170 HP @ 4000 RPM) has 2 more horse power than 2008 Audi A6. (168 HP @ 6000 RPM) In normal driving conditions, 2005 Kia Optima should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 153 kg more than 2005 Kia Optima.
Because 2008 Audi A6 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, 2008 Audi A6 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 15 more torque (in Nm) than 2008 Audi A6. (230 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6.
Compare all specifications:
| 2008 Audi A6 | 2005 Kia Optima | |
| Make | Audi | Kia |
| Model | A6 | Optima |
| Year Released | 2008 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2391 cc | 2670 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 168 HP | 170 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 230 Nm | 245 Nm |
| Engine Bore Size | 81 mm | 87 mm |
| Engine Stroke Size | 77.4 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1640 kg | 1487 kg |
| Vehicle Length | 4800 mm | 4730 mm |
| Vehicle Width | 1820 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2640 mm |
| Fuel Consumption Overall | 10.8 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 70 L | 65 L |
