2009 Audi A4 vs. 2001 Porsche 911
To start off, 2009 Audi A4 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Porsche 911. In addition, the cost of maintenance, including insurance, on 2001 Porsche 911 would be higher. At 3,594 cc (6 cylinders), 2001 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (328 HP @ 5500 RPM) has 52 more horse power than 2001 Porsche 911. (276 HP @ 6600 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2001 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 110 kg more than 2001 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2009 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, 2001 Porsche 911 (759 Nm) has 319 more torque (in Nm) than 2009 Audi A4. (440 Nm). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2001 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2009 | 2001 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2995 cc | 3594 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 328 HP | 276 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Torque | 440 Nm | 759 Nm |
| Engine Compression Ratio | 10.3:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1650 kg | 1540 kg |
| Vehicle Length | 4720 mm | 4440 mm |
| Vehicle Width | 1830 mm | 1840 mm |
| Vehicle Height | 1410 mm | 1300 mm |
| Wheelbase Size | 2820 mm | 2360 mm |
