2005 Audi TT vs. 2004 Opel Signum
To start off, 2005 Audi TT is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 1,995 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Audi TT (225 HP @ 4000 RPM) has 52 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2005 Audi TT should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 25 kg more than 2005 Audi TT.
Because 2005 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. 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 (281 Nm) has 16 more torque (in Nm) than 2004 Opel Signum. (265 Nm). This means 2005 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2005 Audi TT | 2004 Opel Signum | |
| Make | Audi | Opel |
| Model | TT | Signum |
| Year Released | 2005 | 2004 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1784 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 225 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 281 Nm | 265 Nm |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1560 kg |
| Vehicle Length | 4050 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2840 mm |
| Fuel Consumption Overall | 10.2 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 62 L | 60 L |
