2009 Audi A4 vs. 2002 Opel Vectra
To start off, 2009 Audi A4 is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2002 Opel Vectra would be higher. At 2,198 cc (4 cylinders), 2002 Opel Vectra is equipped with a bigger engine. In terms of performance, 2002 Opel Vectra (125 HP @ 4000 RPM) has 12 more horse power than 2009 Audi A4. (113 HP @ 4000 RPM) In normal driving conditions, 2002 Opel Vectra should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 25 kg more than 2002 Opel Vectra.
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, 2009 Audi A4 (285 Nm @ 1900 RPM) has 5 more torque (in Nm) than 2002 Opel Vectra. (280 Nm @ 1500 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Vectra.
Compare all specifications:
| 2009 Audi A4 | 2002 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2009 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 113 HP | 125 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 285 Nm | 280 Nm |
| Torque RPM | 1900 RPM | 1500 RPM |
| Engine Bore Size | 79.6 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 98 mm |
| Engine Compression Ratio | 19.0:1 | 9.5:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 11.2 seconds | 11.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1390 kg | 1365 kg |
| Vehicle Length | 4590 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2500 mm |
| Fuel Consumption Overall | 5.6 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
