2005 Audi A4 vs. 2004 Porsche Carrera GT
To start off, 2005 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Porsche Carrera GT. In addition, the cost of maintenance, including insurance, on 2004 Porsche Carrera GT would be higher. At 5,731 cc (10 cylinders), 2004 Porsche Carrera GT is equipped with a bigger engine. In terms of performance, 2004 Porsche Carrera GT (604 HP @ 8000 RPM) has 434 more horse power than 2005 Audi A4. (170 HP @ 6500 RPM) In normal driving conditions, 2004 Porsche Carrera GT should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 265 kg more than 2004 Porsche Carrera GT.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche Carrera GT. In wet, icy, snow, or gravel driving conditions, 2005 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, 2004 Porsche Carrera GT (590 Nm) has 365 more torque (in Nm) than 2005 Audi A4. (225 Nm). This means 2004 Porsche Carrera GT will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2004 Porsche Carrera GT | |
| Make | Audi | Porsche |
| Model | A4 | Carrera GT |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 1786 cc | 5731 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 170 HP | 604 HP |
| Engine RPM | 6500 RPM | 8000 RPM |
| Torque | 225 Nm | 590 Nm |
| Engine Bore Size | 81 mm | 98 mm |
| Engine Stroke Size | 86 mm | 76 mm |
| Engine Compression Ratio | 9.3:1 | 12.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1345 kg |
| Vehicle Length | 4550 mm | 4620 mm |
| Vehicle Width | 1770 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1170 mm |
| Wheelbase Size | 2770 mm | 2740 mm |
| Fuel Consumption Overall | 10.2 L/100km | 17.9 L/100km |
| Fuel Tank Capacity | 66 L | 92 L |
