2005 Audi A4 vs. 2007 Kia Optima
To start off, 2007 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,399 cc (4 cylinders), 2007 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (187 HP @ 5700 RPM) has 25 more horse power than 2007 Kia Optima. (162 HP @ 5800 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2007 Kia Optima.
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, 2005 Audi A4 (240 Nm @ 1980 RPM) has 18 more torque (in Nm) than 2007 Kia Optima. (222 Nm @ 4260 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
| 2005 Audi A4 | 2007 Kia Optima | |
| Make | Audi | Kia |
| Model | A4 | Optima |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2399 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 187 HP | 162 HP |
| Engine RPM | 5700 RPM | 5800 RPM |
| Torque | 240 Nm | 222 Nm |
| Torque RPM | 1980 RPM | 4260 RPM |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4550 mm | 4740 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2760 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 65 L |
