2004 Audi A4 vs. 2004 Opel Vectra
To start off, both 2004 Audi A4 and 2004 Opel Vectra were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,796 cc (4 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (170 HP @ 6500 RPM) has 50 more horse power than 2004 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 275 kg more than 2004 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, 2004 Audi A4 (235 Nm) has 68 more torque (in Nm) than 2004 Opel Vectra. (167 Nm). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2004 Audi A4 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2004 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1784 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 170 HP | 120 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 235 Nm | 167 Nm |
| Engine Bore Size | 81 mm | 80.5 mm |
| Engine Stroke Size | 86 mm | 88.2 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1650 kg | 1375 kg |
| Vehicle Length | 4580 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2640 mm |
| Fuel Consumption Overall | 9.1 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
