2009 Audi R8 vs. 2008 Porsche 911
To start off, 2009 Audi R8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Porsche 911. In addition, the cost of maintenance, including insurance, on 2008 Porsche 911 would be higher. At 4,163 cc (8 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (414 HP @ 7800 RPM) has 64 more horse power than 2008 Porsche 911. (350 HP @ 6800 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2008 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 135 kg more than 2008 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2008 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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, 2009 Audi R8 (430 Nm @ 4500 RPM) has 60 more torque (in Nm) than 2008 Porsche 911. (370 Nm @ 4250 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche 911.
Compare all specifications:
| 2009 Audi R8 | 2008 Porsche 911 | |
| Make | Audi | Porsche |
| Model | R8 | 911 |
| Year Released | 2009 | 2008 |
| Body Type | Coupe | Convertible |
| Engine Position | Middle | Rear |
| Engine Size | 4163 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 350 HP |
| Engine RPM | 7800 RPM | 6800 RPM |
| Torque | 430 Nm | 370 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Compression Ratio | 12.5:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 301 km/hour | 280 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 5.2 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1425 kg |
| Vehicle Length | 4440 mm | 4790 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1260 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption Overall | 14.6 L/100km | 11 L/100km |
| Fuel Tank Capacity | 75 L | 64 L |
