1999 Audi A4 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 295 kg more than 1999 Audi A4.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Audi A4. In wet, icy, snow, or gravel driving conditions, 2007 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.
Compare all specifications:
| 1999 Audi A4 | 2007 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 1999 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1595 cc | 3824 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 0 HP | 350 HP |
| Engine Bore Size | 81 mm | 99 mm |
| Engine Stroke Size | 77.4 mm | 82.8 mm |
| Engine Compression Ratio | 10.3:1 | 11.8:1 |
| Top Speed | 186 km/hour | 288 km/hour |
| Acceleration 0-100mph | 12.8 seconds | 4.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1240 kg | 1535 kg |
| Vehicle Length | 4480 mm | 4440 mm |
| Vehicle Width | 1740 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1310 mm |
| Wheelbase Size | 2630 mm | 2360 mm |
| Fuel Tank Capacity | 62 L | 67 L |
