2009 Audi A4 vs. 1999 Opel Vectra
To start off, 2009 Audi A4 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Opel Vectra. In addition, the cost of maintenance, including insurance, on 1999 Opel Vectra would be higher. At 1,998 cc (4 cylinders), 1999 Opel Vectra is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (141 HP @ 4200 RPM) has 7 more horse power than 1999 Opel Vectra. (134 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1999 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 50 kg more than 1999 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, 2009 Audi A4 (320 Nm @ 1750 RPM) has 133 more torque (in Nm) than 1999 Opel Vectra. (187 Nm @ 3400 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Vectra.
Compare all specifications:
| 2009 Audi A4 | 1999 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2009 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 134 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 320 Nm | 187 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1520 kg | 1470 kg |
| Vehicle Length | 4710 mm | 4500 mm |
| Vehicle Width | 1830 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1500 mm |
| Wheelbase Size | 2810 mm | 2650 mm |
