2009 Audi TT vs. 1991 Opel Astra
To start off, 2009 Audi TT is newer by 18 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 1,968 cc (4 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (168 HP @ 4200 RPM) has 86 more horse power than 1991 Opel Astra. (82 HP @ 5800 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 390 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 2009 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, 2009 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, 2009 Audi TT (350 Nm @ 1750 RPM) has 237 more torque (in Nm) than 1991 Opel Astra. (113 Nm @ 3400 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 2009 Audi TT | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | TT | Astra |
| Year Released | 2009 | 1991 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1389 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 82 HP |
| Engine RPM | 4200 RPM | 5800 RPM |
| Torque | 350 Nm | 113 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Engine Compression Ratio | 16.5:1 | 9.4:1 |
| Top Speed | 218 km/hour | 165 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1415 kg | 1025 kg |
| Vehicle Length | 4180 mm | 4280 mm |
| Vehicle Width | 1850 mm | 1690 mm |
| Vehicle Height | 1360 mm | 1480 mm |
| Wheelbase Size | 2470 mm | 2450 mm |
| Fuel Tank Capacity | 60 L | 52 L |
