2009 Audi A5 vs. 2005 Kia Optima
To start off, 2009 Audi A5 is newer by 4 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 2,698 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (187 HP @ 3500 RPM) has 49 more horse power than 2005 Kia Optima. (138 HP @ 3800 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 87 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, 2009 Audi A5 (400 Nm) has 201 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2009 Audi A5 | 2005 Kia Optima | |
| Make | Audi | Kia |
| Model | A5 | Optima |
| Year Released | 2009 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 2360 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 138 HP |
| Engine RPM | 3500 RPM | 3800 RPM |
| Torque | 400 Nm | 199 Nm |
| Engine Bore Size | 83 mm | 87 mm |
| Engine Stroke Size | 83.1 mm | 100 mm |
| Engine Compression Ratio | 16.8:1 | 10.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1575 kg | 1488 kg |
| Vehicle Length | 4630 mm | 4730 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1380 mm | 1420 mm |
| Wheelbase Size | 2760 mm | 2710 mm |
| Fuel Consumption Overall | 6.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 65 L | 65 L |
