2009 Audi A4 vs. 2001 Opel Vectra
To start off, 2009 Audi A4 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2001 Opel Vectra would be higher. At 1,994 cc (4 cylinders), 2001 Opel Vectra is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (197 HP @ 5100 RPM) has 97 more horse power than 2001 Opel Vectra. (100 HP @ 4300 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2001 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Vectra weights approximately 535 kg more than 2009 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, 2009 Audi A4 (280 Nm @ 1800 RPM) has 40 more torque (in Nm) than 2001 Opel Vectra. (240 Nm @ 1950 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Vectra. 2009 Audi A4 has automatic transmission and 2001 Opel Vectra has manual transmission. 2001 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2001 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2009 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 100 HP |
| Engine RPM | 5100 RPM | 4300 RPM |
| Torque | 280 Nm | 240 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 233 km/hour | 190 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 13 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 930 kg | 1465 kg |
| Vehicle Length | 4580 mm | 4260 mm |
| Vehicle Width | 1400 mm | 1710 mm |
| Vehicle Height | 1780 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2500 mm |
| Fuel Tank Capacity | 70 L | 60 L |
