2003 Audi RS6 vs. 1978 Porsche 911
To start off, 2003 Audi RS6 is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Porsche 911. In addition, the cost of maintenance, including insurance, on 1978 Porsche 911 would be higher. At 4,163 cc (8 cylinders), 2003 Audi RS6 is equipped with a bigger engine. In terms of performance, 2003 Audi RS6 (444 HP @ 6300 RPM) has 259 more horse power than 1978 Porsche 911. (185 HP @ 5500 RPM). In normal driving conditions, 2003 Audi RS6 should accelerate faster than 1978 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi RS6 weights approximately 660 kg more than 1978 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2003 Audi RS6 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, 2003 Audi RS6 (560 Nm @ 1950 RPM) has 295 more torque (in Nm) than 1978 Porsche 911. (265 Nm @ 4100 RPM). This means 2003 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 911.
Compare all specifications:
| 2003 Audi RS6 | 1978 Porsche 911 | |
| Make | Audi | Porsche |
| Model | RS6 | 911 |
| Year Released | 2003 | 1978 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4163 cc | 2994 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 444 HP | 185 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 560 Nm | 265 Nm |
| Torque RPM | 1950 RPM | 4100 RPM |
| Engine Compression Ratio | 9.0:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1180 kg |
| Vehicle Length | 4800 mm | 4300 mm |
| Vehicle Width | 1820 mm | 1660 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2760 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 80 L |
