2005 Audi S4 vs. 2006 Porsche 911
To start off, 2006 Porsche 911 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Porsche 911 (415 HP @ 2700 RPM) has 75 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2006 Porsche 911 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 255 kg more than 2006 Porsche 911.
Let's talk about torque, 2006 Porsche 911 (560 Nm) has 150 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2006 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2006 Porsche 911 | |
| Make | Audi | Porsche |
| Model | S4 | 911 |
| Year Released | 2005 | 2006 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4161 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 415 HP |
| Engine RPM | 6300 RPM | 2700 RPM |
| Torque | 410 Nm | 560 Nm |
| Engine Bore Size | 85 mm | 100 mm |
| Engine Stroke Size | 93 mm | 76.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1585 kg |
| Vehicle Length | 4580 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption Overall | 11.8 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
