2004 Audi A6 vs. 1981 Porsche 911
To start off, 2004 Audi A6 is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Porsche 911. In addition, the cost of maintenance, including insurance, on 1981 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1981 Porsche 911 is equipped with a bigger engine. In terms of performance, 1981 Porsche 911 (232 HP @ 5900 RPM) has 94 more horse power than 2004 Audi A6. (138 HP @ 4000 RPM) In normal driving conditions, 1981 Porsche 911 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 280 kg more than 1981 Porsche 911.
Because 1981 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2004 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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 Audi A6 (320 Nm @ 1750 RPM) has 36 more torque (in Nm) than 1981 Porsche 911. (284 Nm @ 4800 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 911.
Compare all specifications:
| 2004 Audi A6 | 1981 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2004 | 1981 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1968 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 232 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 320 Nm | 284 Nm |
| Torque RPM | 1750 RPM | 4800 RPM |
| Engine Compression Ratio | 19.5:1 | 10.3:1 |
| Top Speed | 205 km/hour | 246 km/hour |
| Acceleration 0-100mph | 10.3 seconds | 6.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1260 kg |
| Vehicle Length | 4920 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1660 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2850 mm | 2270 mm |
| Fuel Tank Capacity | 70 L | 80 L |
