2005 Audi A4 vs. 2001 Porsche 911
To start off, 2005 Audi A4 is newer by 4 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 3,596 cc (6 cylinders), 2001 Porsche 911 is equipped with a bigger engine. In terms of performance, 2001 Porsche 911 (315 HP @ 6800 RPM) has 98 more horse power than 2005 Audi A4. (217 HP @ 4000 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 298 kg more than 2001 Porsche 911.
Let's talk about torque, 2001 Porsche 911 (370 Nm) has 70 more torque (in Nm) than 2005 Audi A4. (300 Nm). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2001 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2005 | 2001 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2976 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 315 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 300 Nm | 370 Nm |
| Engine Bore Size | 83 mm | 96 mm |
| Engine Stroke Size | 93 mm | 82.8 mm |
| Engine Compression Ratio | 10.1:1 | 11.3:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1698 kg | 1400 kg |
| Vehicle Length | 4580 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 64 L |
