1999 Audi TT vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Audi TT. In addition, the cost of maintenance, including insurance, on 1999 Audi TT would be higher. At 2,957 cc (6 cylinders), 2008 Opel Signum is equipped with a bigger engine. In terms of performance, both vehicles can yield 175 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar.
Because 1999 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1999 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, 2008 Opel Signum (370 Nm) has 133 more torque (in Nm) than 1999 Audi TT. (237 Nm). This means 2008 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi TT. 2008 Opel Signum has automatic transmission and 1999 Audi TT has manual transmission. 1999 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi TT | 2008 Opel Signum | |
| Make | Audi | Opel |
| Model | TT | Signum |
| Year Released | 1999 | 2008 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 175 HP | 175 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 237 Nm | 370 Nm |
| Engine Bore Size | 81.1 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4050 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2840 mm |
