2005 Audi A4 vs. 2005 Porsche 911
To start off, both 2005 Audi A4 and 2005 Porsche 911 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 6800 RPM) has 145 more horse power than 2005 Audi A4. (171 HP @ 6200 RPM) In normal driving conditions, 2005 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 110 kg more than 2005 Porsche 911.
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, 2005 Porsche 911 (370 Nm) has 145 more torque (in Nm) than 2005 Audi A4. (225 Nm). This means 2005 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 | 2005 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2005 | 2005 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1786 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 171 HP | 316 HP |
| Engine RPM | 6200 RPM | 6800 RPM |
| Torque | 225 Nm | 370 Nm |
| Engine Bore Size | 81 mm | 96.1 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 9.3:1 | 11.3:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1660 kg | 1550 kg |
| Vehicle Length | 4550 mm | 4440 mm |
| Vehicle Width | 1770 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption | 8.4 L/100km | 8.9 L/100km |
| Fuel Consumption City | 11.8 L/100km | 18.2 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
