2005 Audi A4 vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 3,600 cc (6 cylinders), 2011 Porsche 911 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (345 HP @ 6500 RPM) has 128 more horse power than 2005 Audi A4. (217 HP @ 6300 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 25 kg more than 2011 Porsche 911.
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, 2011 Porsche 911 (390 Nm @ 4400 RPM) has 90 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2011 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2967 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 345 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 300 Nm | 390 Nm |
| Torque RPM | 3200 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1505 kg | 1480 kg |
| Vehicle Length | 4550 mm | 4460 mm |
| Vehicle Width | 1780 mm | 1852 mm |
| Vehicle Height | 1430 mm | 1311 mm |
| Wheelbase Size | 2660 mm | 2350 mm |
| Fuel Consumption | 9.1 L/100km | 9.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 66 L | 67 L |
