2006 Audi TT vs. 2003 Opel Vectra
To start off, 2006 Audi TT is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,957 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2006 Audi TT (180 HP @ 5500 RPM) has 7 more horse power than 2003 Opel Vectra. (173 HP @ 4000 RPM). In normal driving conditions, 2006 Audi TT should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 160 kg more than 2006 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 135 more torque (in Nm) than 2006 Audi TT. (235 Nm @ 1950 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi TT.
Compare all specifications:
| 2006 Audi TT | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | TT | Vectra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 180 HP | 173 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 235 Nm | 370 Nm |
| Torque RPM | 1950 RPM | 1900 RPM |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1445 kg | 1605 kg |
| Vehicle Length | 4050 mm | 4600 mm |
| Vehicle Width | 1860 mm | 1770 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2740 mm |
| Fuel Consumption Overall | 10.2 L/100km | 7 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
