2007 Audi A4 vs. 2004 Kia Opirus
To start off, 2007 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Kia Opirus. In addition, the cost of maintenance, including insurance, on 2004 Kia Opirus would be higher. At 3,497 cc (6 cylinders), 2004 Kia Opirus is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (197 HP @ 5100 RPM) has 1 more horse power than 2004 Kia Opirus. (196 HP @ 5500 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2004 Kia Opirus. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Opirus weights approximately 150 kg more than 2007 Audi A4.
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, 2004 Kia Opirus (294 Nm @ 3500 RPM) has 14 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2004 Kia Opirus will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2004 Kia Opirus has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Kia Opirus will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2004 Kia Opirus | |
| Make | Audi | Kia |
| Model | A4 | Opirus |
| Year Released | 2007 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 196 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 280 Nm | 294 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 93 mm |
| Engine Stroke Size | 92.8 mm | 85.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1760 kg |
| Vehicle Length | 4550 mm | 4960 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2660 mm | 2810 mm |
