2008 Audi A4 vs. 2004 Porsche 911
To start off, 2008 Audi A4 is newer by 4 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 3,595 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (321 HP @ 6800 RPM) has 143 more horse power than 2008 Audi A4. (178 HP @ 4000 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 75 kg more than 2004 Porsche 911.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2008 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 911 (377 Nm @ 4250 RPM) has 7 more torque (in Nm) than 2008 Audi A4. (370 Nm @ 1500 RPM). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2008 | 2004 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2495 cc | 3595 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 321 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 370 Nm | 377 Nm |
| Torque RPM | 1500 RPM | 4250 RPM |
| Engine Bore Size | 78.3 mm | 96 mm |
| Engine Stroke Size | 86.4 mm | 82.8 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1590 kg | 1515 kg |
| Vehicle Length | 4550 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption Overall | 7.6 L/100km | 17.8 L/100km |
| Fuel Tank Capacity | 66 L | 64 L |
