2008 Audi A3 vs. 2005 Porsche 911
To start off, 2008 Audi A3 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,587 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (321 HP @ 4250 RPM) has 121 more horse power than 2008 Audi A3. (200 HP @ 5100 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2008 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 210 kg more than 2008 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A3. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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, 2005 Porsche 911 (370 Nm @ 4250 RPM) has 89 more torque (in Nm) than 2008 Audi A3. (281 Nm @ 1800 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3.
Compare all specifications:
| 2008 Audi A3 | 2005 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A3 | 911 |
| Year Released | 2008 | 2005 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1981 cc | 3587 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 321 HP |
| Engine RPM | 5100 RPM | 4250 RPM |
| Torque | 281 Nm | 370 Nm |
| Torque RPM | 1800 RPM | 4250 RPM |
| Engine Bore Size | 82.5 mm | 96 mm |
| Engine Stroke Size | 92.8 mm | 82.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.3:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1275 kg | 1485 kg |
| Vehicle Length | 4290 mm | 4440 mm |
| Vehicle Width | 1970 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2580 mm | 2360 mm |
| Fuel Consumption Overall | 9.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
