2005 Audi A4 vs. 2005 Opel Vectra
To start off, both 2005 Audi A4 and 2005 Opel Vectra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,198 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (187 HP @ 5700 RPM) has 34 more horse power than 2005 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 20 kg more than 2005 Audi A4.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 2005 Audi A4 (240 Nm @ 1950 RPM) has 19 more torque (in Nm) than 2005 Opel Vectra. (221 Nm @ 3800 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2005 Audi A4 | 2005 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2005 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 187 HP | 153 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 240 Nm | 221 Nm |
| Torque RPM | 1950 RPM | 3800 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 94.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 230 km/hour | 212 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 10.1 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1550 kg |
| Vehicle Length | 4550 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 66 L | 58 L |
