2001 Audi A4 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2001 Audi A4. In addition, the cost of maintenance, including insurance, on 2001 Audi A4 would be higher. At 1,994 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2001 Audi A4 (247 HP @ 4000 RPM) has 74 more horse power than 2003 Opel Vectra. (173 HP @ 5500 RPM). In normal driving conditions, 2001 Audi A4 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 60 kg more than 2001 Audi A4.
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, 2001 Audi A4 (320 Nm @ 1750 RPM) has 50 more torque (in Nm) than 2003 Opel Vectra. (270 Nm @ 2500 RPM). This means 2001 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2001 Audi A4 | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2001 | 2003 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 320 Nm | 270 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 79.5 mm | 86 mm |
| Engine Stroke Size | 95.5 mm | 86 mm |
| Engine Compression Ratio | 19.0:1 | 9.5:1 |
| Top Speed | 204 km/hour | 230 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1510 kg |
| Vehicle Length | 4550 mm | 4600 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2840 mm |
| Fuel Consumption | 4.7 L/100km | 6.6 L/100km |
| Fuel Consumption City | 7.6 L/100km | 12.8 L/100km |
| Fuel Consumption Overall | 5.7 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
