2007 Audi A4 vs. 2007 Porsche 911
To start off, both 2007 Audi A4 and 2007 Porsche 911 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,822 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (355 HP @ 6600 RPM) has 100 more horse power than 2007 Audi A4. (255 HP @ 6500 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 200 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Porsche 911 (400 Nm @ 4600 RPM) has 70 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2007 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3123 cc | 3822 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 355 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 330 Nm | 400 Nm |
| Torque RPM | 3250 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 100 mm |
| Engine Stroke Size | 96 mm | 76 mm |
| Engine Compression Ratio | 11.3:1 | 11.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1275 kg | 1475 kg |
| Vehicle Length | 4590 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption | 8.7 L/100km | 9.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
