2005 Audi TT vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi TT. In addition, the cost of maintenance, including insurance, on 2005 Audi TT would be higher. At 3,187 cc (6 cylinders), 2005 Audi TT is equipped with a bigger engine. In terms of performance, 2005 Audi TT (250 HP @ 4000 RPM) has 151 more horse power than 2006 Opel Astra. (99 HP @ 4400 RPM). In normal driving conditions, 2005 Audi TT should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi TT weights approximately 190 kg more than 2006 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Astra. 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 (320 Nm) has 80 more torque (in Nm) than 2006 Opel Astra. (240 Nm). This means 2005 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2005 Audi TT | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | TT | Astra |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3187 cc | 1686 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 250 HP | 99 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 320 Nm | 240 Nm |
| Engine Bore Size | 84 mm | 79.1 mm |
| Engine Stroke Size | 96 mm | 86 mm |
| Engine Compression Ratio | 11.3:1 | 18.4:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1555 kg | 1365 kg |
| Vehicle Length | 4050 mm | 4260 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2470 mm | 2620 mm |
| Fuel Consumption Overall | 9.8 L/100km | 5 L/100km |
| Fuel Tank Capacity | 62 L | 52 L |
