2005 Audi TT vs. 1973 Porsche 911
To start off, 2005 Audi TT is newer by 32 year(s). Which means there will be less support and parts availability for 1973 Porsche 911. In addition, the cost of maintenance, including insurance, on 1973 Porsche 911 would be higher. At 2,994 cc (6 cylinders), 1973 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Audi TT (247 HP @ 5700 RPM) has 21 more horse power than 1973 Porsche 911. (226 HP @ 6200 RPM). In normal driving conditions, 2005 Audi TT should accelerate faster than 1973 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi TT weights approximately 490 kg more than 1973 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1973 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2005 Audi TT 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, 2005 Audi TT (321 Nm @ 2300 RPM) has 46 more torque (in Nm) than 1973 Porsche 911. (275 Nm @ 5000 RPM). This means 2005 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1973 Porsche 911.
Compare all specifications:
| 2005 Audi TT | 1973 Porsche 911 | |
| Make | Audi | Porsche |
| Model | TT | 911 |
| Year Released | 2005 | 1973 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1781 cc | 2994 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 247 HP | 226 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 321 Nm | 275 Nm |
| Torque RPM | 2300 RPM | 5000 RPM |
| Engine Bore Size | 81 mm | 95 mm |
| Engine Stroke Size | 86.4 mm | 70.4 mm |
| Top Speed | 250 km/hour | 245 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 5.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1390 kg | 900 kg |
| Vehicle Length | 4050 mm | 4130 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1350 mm | 1330 mm |
| Wheelbase Size | 2440 mm | 2270 mm |
| Fuel Tank Capacity | 62 L | 80 L |
