2007 Audi A4 vs. 2004 Porsche 911
To start off, 2007 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (377 HP @ 7400 RPM) has 263 more horse power than 2007 Audi A4. (114 HP @ 4000 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 155 kg more than 2004 Porsche 911.
Because 2004 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 911 (385 Nm @ 5000 RPM) has 100 more torque (in Nm) than 2007 Audi A4. (285 Nm @ 1900 RPM). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2007 | 2004 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1895 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 114 HP | 377 HP |
| Engine RPM | 4000 RPM | 7400 RPM |
| Torque | 285 Nm | 385 Nm |
| Torque RPM | 1900 RPM | 5000 RPM |
| Engine Bore Size | 79.5 mm | 100 mm |
| Engine Stroke Size | 95.5 mm | 76.4 mm |
| Engine Compression Ratio | 19.0:1 | 11.7:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 197 km/hour | 306 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1455 kg |
| Vehicle Length | 4590 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption Overall | 5.7 L/100km | 13 L/100km |
| Fuel Tank Capacity | 70 L | 89 L |
