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 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 138 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 306 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.
Let's talk about torque, 2007 Audi A4 (330 Nm @ 3250 RPM) has 160 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.
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 | 3123 cc | 1796 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 114 HP |
| Engine RPM | 5100 RPM | 5400 RPM |
| Torque | 330 Nm | 170 Nm |
| Torque RPM | 3250 RPM | 3400 RPM |
| Engine Bore Size | 84.5 mm | 80.5 mm |
| Engine Stroke Size | 92.8 mm | 88.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1698 kg | 1392 kg |
| Vehicle Length | 4580 mm | 4500 mm |
| Vehicle Width | 1400 mm | 1720 mm |
| Vehicle Height | 1780 mm | 1500 mm |
| Wheelbase Size | 2660 mm | 2650 mm |
