2006 Audi TT vs. 1991 Opel Astra
To start off, 2006 Audi TT is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 1,786 cc (4 cylinders), 2006 Audi TT is equipped with a bigger engine. In terms of performance, 2006 Audi TT (225 HP @ 5900 RPM) has 125 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM). In normal driving conditions, 2006 Audi TT should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi TT weights approximately 519 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1991 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Audi TT (281 Nm @ 2200 RPM) has 146 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 2006 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 2006 Audi TT | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | TT | Astra |
| Year Released | 2006 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 225 HP | 100 HP |
| Engine RPM | 5900 RPM | 5600 RPM |
| Torque | 281 Nm | 135 Nm |
| Torque RPM | 2200 RPM | 3400 RPM |
| Engine Bore Size | 81 mm | 79 mm |
| Engine Stroke Size | 86.4 mm | 81.5 mm |
| Engine Compression Ratio | 9.0:1 | 9.8:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1016 kg |
| Vehicle Length | 4050 mm | 4060 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1350 mm | 1430 mm |
| Wheelbase Size | 2430 mm | 2530 mm |
| Fuel Tank Capacity | 62 L | 75 L |
