2007 Audi A4 vs. 1999 Opel Vectra
To start off, 2007 Audi A4 is newer by 8 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 2,967 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (222 HP @ 4000 RPM) has 108 more horse power than 1999 Opel Vectra. (114 HP @ 5400 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1999 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 38 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.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 will offer significantly more control. 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, 2007 Audi A4 (450 Nm @ 1400 RPM) has 280 more torque (in Nm) than 1999 Opel Vectra. (170 Nm @ 3400 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Vectra. 1999 Opel Vectra has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 1999 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 222 HP | 114 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 450 Nm | 170 Nm |
| Torque RPM | 1400 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1392 kg |
| Vehicle Length | 4550 mm | 4500 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2660 mm | 2650 mm |
