2002 Audi A8 vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Audi A8. In addition, the cost of maintenance, including insurance, on 2002 Audi A8 would be higher. At 2,771 cc (6 cylinders), 2002 Audi A8 is equipped with a bigger engine. In terms of performance, 2002 Audi A8 (191 HP @ 6000 RPM) has 66 more horse power than 2005 Opel Vectra. (125 HP @ 6000 RPM). In normal driving conditions, 2002 Audi A8 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A8 weights approximately 20 kg more than 2005 Opel Vectra. 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, 2002 Audi A8 (280 Nm @ 3200 RPM) has 113 more torque (in Nm) than 2005 Opel Vectra. (167 Nm @ 3800 RPM). This means 2002 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra. 2002 Audi A8 has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Audi A8 | 2005 Opel Vectra | |
| Make | Audi | Opel |
| Model | A8 | Vectra |
| Year Released | 2002 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 191 HP | 125 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 280 Nm | 167 Nm |
| Torque RPM | 3200 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1490 kg |
| Vehicle Length | 5170 mm | 4830 mm |
| Vehicle Width | 1890 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 3020 mm | 2700 mm |
