1999 Audi A4 vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 5 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 3,605 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (477 HP @ 8000 RPM) has 215 more horse power than 1999 Audi A4. (262 HP @ 5800 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 20 kg more than 2004 Porsche 911.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche 911. In wet, icy, snow, or gravel driving conditions, 1999 Audi A4 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. Let's talk about torque, 2004 Porsche 911 (641 Nm) has 241 more torque (in Nm) than 1999 Audi A4. (400 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 1999 | 2004 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2671 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 262 HP | 477 HP |
| Engine RPM | 5800 RPM | 8000 RPM |
| Torque | 400 Nm | 641 Nm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1400 kg | 1380 kg |
| Vehicle Length | 4480 mm | 4450 mm |
| Vehicle Width | 1740 mm | 1840 mm |
| Vehicle Height | 1420 mm | 1280 mm |
| Wheelbase Size | 2620 mm | 2360 mm |
| Fuel Tank Capacity | 60 L | 64 L |
