2007 Audi A4 vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 3,800 cc (6 cylinders), 2011 Porsche 911 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (530 HP @ 6250 RPM) has 330 more horse power than 2007 Audi A4. (200 HP @ 5100 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Porsche 911 weights approximately 350 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (699 Nm @ 2100 RPM) has 418 more torque (in Nm) than 2007 Audi A4. (281 Nm @ 1800 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2007 Audi A4 has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2011 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2007 | 2011 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1983 cc | 3800 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 530 HP |
| Engine RPM | 5100 RPM | 6250 RPM |
| Torque | 281 Nm | 699 Nm |
| Torque RPM | 1800 RPM | 2100 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1660 kg |
| Vehicle Length | 4580 mm | 4478 mm |
| Vehicle Width | 1780 mm | 1852 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2350 mm |
| Fuel Consumption | 7.8 L/100km | 9.8 L/100km |
| Fuel Consumption City | 10.7 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
