2005 Audi TT vs. 2006 Opel Vectra
To start off, 2006 Opel Vectra 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 1,998 cc (4 cylinders), 2006 Opel Vectra is equipped with a bigger engine. In terms of performance, 2006 Opel Vectra (173 HP @ 5500 RPM) has 25 more horse power than 2005 Audi TT. (148 HP @ 5600 RPM) In normal driving conditions, 2006 Opel Vectra should accelerate faster than 2005 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Vectra weights approximately 205 kg more than 2005 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, 2006 Opel Vectra (265 Nm @ 2500 RPM) has 55 more torque (in Nm) than 2005 Audi TT. (210 Nm @ 1750 RPM). This means 2006 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi TT.
Compare all specifications:
| 2005 Audi TT | 2006 Opel Vectra | |
| Make | Audi | Opel |
| Model | TT | Vectra |
| Year Released | 2005 | 2006 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 148 HP | 173 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 210 Nm | 265 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 86.1 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1280 kg | 1485 kg |
| Vehicle Length | 4010 mm | 4600 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2710 mm |
| Fuel Tank Capacity | 62 L | 61 L |
