2006 Audi TT vs. 1998 Opel Signum
To start off, 2006 Audi TT is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Opel Signum. In addition, the cost of maintenance, including insurance, on 1998 Opel Signum would be higher. At 1,909 cc (4 cylinders), 1998 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Audi TT (178 HP @ 5500 RPM) has 79 more horse power than 1998 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 2006 Audi TT should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1998 Opel Signum weights approximately 210 kg more than 2006 Audi TT.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Audi TT (235 Nm @ 1950 RPM) has 50 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 1500 RPM). This means 2006 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 2006 Audi TT | 1998 Opel Signum | |
| Make | Audi | Opel |
| Model | TT | Signum |
| Year Released | 2006 | 1998 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 178 HP | 99 HP |
| Engine RPM | 5500 RPM | 3120 RPM |
| Torque | 235 Nm | 185 Nm |
| Torque RPM | 1950 RPM | 1500 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Top Speed | 222 km/hour | 185 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1385 kg | 1595 kg |
| Vehicle Length | 4050 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2840 mm |
| Fuel Tank Capacity | 55 L | 60 L |
