2008 Audi TT vs. 2007 Opel Signum
To start off, 2008 Audi TT is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 2,196 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2008 Audi TT (221 HP @ 2200 RPM) has 68 more horse power than 2007 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2008 Audi TT should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi TT weights approximately 15 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2008 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 Audi TT (280 Nm @ 2200 RPM) has 60 more torque (in Nm) than 2007 Opel Signum. (220 Nm @ 3800 RPM). This means 2008 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum. 2007 Opel Signum has automatic transmission and 2008 Audi TT has manual transmission. 2008 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi TT | 2007 Opel Signum | |
| Make | Audi | Opel |
| Model | TT | Signum |
| Year Released | 2008 | 2007 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 221 HP | 153 HP |
| Engine RPM | 2200 RPM | 5600 RPM |
| Torque | 280 Nm | 220 Nm |
| Torque RPM | 2200 RPM | 3800 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 94.6 mm |
| Engine Compression Ratio | 8.9:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 237 km/hour | 211 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 9.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1550 kg | 1535 kg |
| Vehicle Length | 4050 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2840 mm |
| Fuel Consumption Overall | 9.6 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 62 L | 60 L |
