2005 Audi A6 vs. 1978 Porsche 911
To start off, 2005 Audi A6 is newer by 27 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 2,994 cc (6 cylinders), 1978 Porsche 911 is equipped with a bigger engine. In terms of performance, 1978 Porsche 911 (185 HP @ 5500 RPM) has 5 more horse power than 2005 Audi A6. (180 HP @ 3300 RPM) In normal driving conditions, 1978 Porsche 911 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 700 kg more than 1978 Porsche 911.
Because 1978 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 1978 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A6 (380 Nm @ 1400 RPM) has 115 more torque (in Nm) than 1978 Porsche 911. (265 Nm @ 4100 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 911.
Compare all specifications:
| 2005 Audi A6 | 1978 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2005 | 1978 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2669 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 180 HP | 185 HP |
| Engine RPM | 3300 RPM | 5500 RPM |
| Torque | 380 Nm | 265 Nm |
| Torque RPM | 1400 RPM | 4100 RPM |
| Engine Compression Ratio | 17.0:1 | 8.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1180 kg |
| Vehicle Length | 4920 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1660 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2580 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 80 L |
