2007 Audi A4 vs. 2007 Kia Optima
To start off, both 2007 Audi A4 and 2007 Kia Optima were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,654 cc (6 cylinders), 2007 Kia Optima is equipped with a bigger engine. In terms of performance, 2007 Kia Optima (185 HP @ 6000 RPM) has 55 more horse power than 2007 Audi A4. (130 HP @ 5700 RPM) In normal driving conditions, 2007 Kia Optima should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Kia Optima weights approximately 147 kg more than 2007 Audi A4. 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, 2007 Kia Optima (247 Nm @ 4000 RPM) has 52 more torque (in Nm) than 2007 Audi A4. (195 Nm @ 3300 RPM). This means 2007 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2007 Kia Optima | |
| Make | Audi | Kia |
| Model | A4 | Optima |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2654 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 130 HP | 185 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 195 Nm | 247 Nm |
| Torque RPM | 3300 RPM | 4000 RPM |
| Engine Compression Ratio | 10.3:1 | 10.4:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1487 kg |
| Vehicle Length | 4590 mm | 4740 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2650 mm | 2730 mm |
| Fuel Consumption Overall | 7.9 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
