2007 Audi A4 vs. 2005 Kia Optima
To start off, 2007 Audi A4 is newer by 2 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 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 6500 RPM) has 114 more horse power than 2005 Kia Optima. (138 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 113 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 2007 Audi A4 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, 2007 Audi A4 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, 2007 Audi A4 (331 Nm) has 132 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2007 Audi A4 | 2005 Kia Optima | |
| Make | Audi | Kia |
| Model | A4 | Optima |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2360 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 138 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 331 Nm | 199 Nm |
| Engine Bore Size | 84.5 mm | 87.1 mm |
| Engine Stroke Size | 92.8 mm | 100 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1497 kg |
| Vehicle Length | 4590 mm | 4730 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
| Fuel Consumption Overall | 9.6 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 70 L | 65 L |
