2001 Audi A4 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Audi A4. In addition, the cost of maintenance, including insurance, on 2001 Audi A4 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 6800 RPM) has 79 more horse power than 2001 Audi A4. (237 HP @ 6300 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2001 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A4 weights approximately 57 kg more than 2005 Porsche 911.
Because 2001 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2001 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, 2005 Porsche 911 (370 Nm @ 4250 RPM) has 31 more torque (in Nm) than 2001 Audi A4. (339 Nm @ 3200 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A4.
Compare all specifications:
| 2001 Audi A4 | 2005 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2001 | 2005 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2983 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 237 HP | 316 HP |
| Engine RPM | 6300 RPM | 6800 RPM |
| Torque | 339 Nm | 370 Nm |
| Torque RPM | 3200 RPM | 4250 RPM |
| Engine Bore Size | 82.5 mm | 96 mm |
| Engine Stroke Size | 92.8 mm | 82.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.3:1 |
| Top Speed | 241 km/hour | 285 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 5.5 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 | 1572 kg | 1515 kg |
| Vehicle Length | 4550 mm | 4440 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Tank Capacity | 66 L | 64 L |
