2004 Audi A4 vs. 2003 Porsche 911
To start off, 2004 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Porsche 911. In addition, the cost of maintenance, including insurance, on 2003 Porsche 911 would be higher. At 3,596 cc (6 cylinders), 2003 Porsche 911 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (340 HP @ 6800 RPM) has 179 more horse power than 2004 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 150 kg more than 2003 Porsche 911.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2004 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, 2003 Porsche 911 (370 Nm @ 4800 RPM) has 140 more torque (in Nm) than 2004 Audi A4. (230 Nm @ 1950 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 2003 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2004 | 2003 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1781 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 340 HP |
| Engine RPM | 5700 RPM | 6800 RPM |
| Torque | 230 Nm | 370 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Engine Bore Size | 81 mm | 96 mm |
| Engine Stroke Size | 86.4 mm | 82.8 mm |
| Engine Compression Ratio | 9.3:1 | 11.3:1 |
| Top Speed | 223 km/hour | 290 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 5.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1380 kg |
| Vehicle Length | 4550 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2580 mm | 2360 mm |
| Fuel Consumption | 7.1 L/100km | 8.3 L/100km |
| Fuel Consumption City | 12.8 L/100km | 16.5 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
