2007 Audi TT vs. 1991 Porsche 911
To start off, 2007 Audi TT is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 3,163 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Audi TT (245 HP @ 1850 RPM) has 17 more horse power than 1991 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 2007 Audi TT should accelerate faster than 1991 Porsche 911.
Let's talk about torque, 2007 Audi TT (481 Nm @ 1850 RPM) has 195 more torque (in Nm) than 1991 Porsche 911. (286 Nm @ 4800 RPM). This means 2007 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 911.
Compare all specifications:
| 2007 Audi TT | 1991 Porsche 911 | |
| Make | Audi | Porsche |
| Model | TT | 911 |
| Year Released | 2007 | 1991 |
| Body Type | Coupe | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 1999 cc | 3163 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 245 HP | 228 HP |
| Engine RPM | 1850 RPM | 5900 RPM |
| Torque | 481 Nm | 286 Nm |
| Torque RPM | 1850 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4050 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1660 mm |
| Vehicle Height | 1350 mm | 1260 mm |
