1999 Audi TT vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Audi TT. In addition, the cost of maintenance, including insurance, on 1999 Audi TT would be higher. At 1,994 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (197 HP @ 5400 RPM) has 23 more horse power than 1999 Audi TT. (174 HP @ 5600 RPM) In normal driving conditions, 2004 Opel Astra should accelerate faster than 1999 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 76 kg more than 1999 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 Opel Astra (262 Nm @ 4200 RPM) has 32 more torque (in Nm) than 1999 Audi TT. (230 Nm @ 1950 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi TT.
Compare all specifications:
| 1999 Audi TT | 2004 Opel Astra | |
| Make | Audi | Opel |
| Model | TT | Astra |
| Year Released | 1999 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 174 HP | 197 HP |
| Engine RPM | 5600 RPM | 5400 RPM |
| Torque | 230 Nm | 262 Nm |
| Torque RPM | 1950 RPM | 4200 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 10.3:1 | 8.8:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1386 kg |
| Vehicle Length | 4010 mm | 4260 mm |
| Vehicle Width | 1760 mm | 1760 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2740 mm |
| Fuel Tank Capacity | 55 L | 52 L |
