2009 Audi S4 vs. 2006 Porsche 911
To start off, 2009 Audi S4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Porsche 911. In addition, the cost of maintenance, including insurance, on 2006 Porsche 911 would be higher. At 4,161 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Porsche 911 (350 HP @ 6600 RPM) has 10 more horse power than 2009 Audi S4. (340 HP @ 6800 RPM) In normal driving conditions, 2006 Porsche 911 should accelerate faster than 2009 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche 911 weights approximately 630 kg more than 2009 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 10 more torque (in Nm) than 2006 Porsche 911. (400 Nm @ 4600 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche 911. 2009 Audi S4 has automatic transmission and 2006 Porsche 911 has manual transmission. 2006 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi S4 | 2006 Porsche 911 | |
| Make | Audi | Porsche |
| Model | S4 | 911 |
| Year Released | 2009 | 2006 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4161 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 350 HP |
| Engine RPM | 6800 RPM | 6600 RPM |
| Torque | 410 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 4600 RPM |
| Engine Bore Size | 84.5 mm | 99 mm |
| Engine Stroke Size | 92.8 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1560 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption Highway | 11.2 L/100km | 9.1 L/100km |
| Fuel Consumption City | 16.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
