2008 Audi A8 vs. 2008 Opel Vectra
To start off, both 2008 Audi A8 and 2008 Opel Vectra were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,172 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (330 HP @ 6500 RPM) has 177 more horse power than 2008 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2008 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 360 kg more than 2008 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2008 Audi A8 will offer significantly more control. 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, 2008 Audi A8 (431 Nm @ 3500 RPM) has 211 more torque (in Nm) than 2008 Opel Vectra. (220 Nm @ 3800 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Vectra.
Compare all specifications:
| 2008 Audi A8 | 2008 Opel Vectra | |
| Make | Audi | Opel |
| Model | A8 | Vectra |
| Year Released | 2008 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 153 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 431 Nm | 220 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 93 mm | 94.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 212 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 10.1 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1910 kg | 1550 kg |
| Vehicle Length | 5190 mm | 4830 mm |
| Vehicle Width | 1900 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
| Wheelbase Size | 3080 mm | 2840 mm |
| Fuel Consumption Overall | 11.9 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 90 L | 60 L |
