2005 Audi TT vs. 2005 Opel Signum
To start off, both 2005 Audi TT and 2005 Opel Signum were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,174 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (208 HP @ 6000 RPM) has 30 more horse power than 2005 Audi TT. (178 HP @ 6300 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2005 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 165 kg more than 2005 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Opel Signum (300 Nm) has 65 more torque (in Nm) than 2005 Audi TT. (235 Nm). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi TT. 2005 Opel Signum has automatic transmission and 2005 Audi TT has manual transmission. 2005 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi TT | 2005 Opel Signum | |
| Make | Audi | Opel |
| Model | TT | Signum |
| Year Released | 2005 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 3174 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 178 HP | 208 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 235 Nm | 300 Nm |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 88 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1445 kg | 1610 kg |
| Vehicle Length | 4050 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2470 mm | 2840 mm |
| Fuel Consumption Overall | 10.2 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
