2009 Audi A3 vs. 2009 Porsche 911
To start off, both 2009 Audi A3 and 2009 Porsche 911 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,599 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (473 HP @ 6000 RPM) has 335 more horse power than 2009 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 635 kg more than 2009 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A3. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Porsche 911 (620 Nm @ 2700 RPM) has 300 more torque (in Nm) than 2009 Audi A3. (320 Nm @ 2500 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2009 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A3 | 911 |
| Year Released | 2009 | 2009 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1968 cc | 3599 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 138 HP | 473 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 620 Nm |
| Torque RPM | 2500 RPM | 2700 RPM |
| Engine Bore Size | 81.1 mm | 100 mm |
| Engine Stroke Size | 95.5 mm | 76.4 mm |
| Engine Compression Ratio | 18.0:1 | 9.4:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 9.5 seconds | 4.2 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 895 kg | 1530 kg |
| Vehicle Length | 4210 mm | 4440 mm |
| Vehicle Width | 1960 mm | 1300 mm |
| Vehicle Height | 1430 mm | 1840 mm |
| Wheelbase Size | 2580 mm | 2360 mm |
| Fuel Consumption Overall | 6.8 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
