2009 Audi TT vs. 2007 Opel Astra
To start off, 2009 Audi TT is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 3,188 cc (6 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (247 HP @ 6300 RPM) has 99 more horse power than 2007 Opel Astra. (148 HP @ 4000 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 468 kg more than 2009 Audi TT.
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, both vehicles can yield 320 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2009 Audi TT has automatic transmission and 2007 Opel Astra has manual transmission. 2007 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi TT will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi TT | 2007 Opel Astra | |
| Make | Audi | Opel |
| Model | TT | Astra |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3188 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 148 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 320 Nm | 320 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 82 mm |
| Engine Stroke Size | 95.9 mm | 90.4 mm |
| Engine Compression Ratio | 11.3:1 | 17.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1398 kg |
| Vehicle Length | 4180 mm | 4300 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1360 mm | 1440 mm |
| Wheelbase Size | 2470 mm | 2620 mm |
| Fuel Consumption Overall | 6.8 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
