2007 Audi S4 vs. 2003 Opel Vectra
To start off, 2007 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 4,161 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 6800 RPM) has 164 more horse power than 2003 Opel Vectra. (176 HP @ 4000 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 60 kg more than 2007 Audi S4.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 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 S4 (410 Nm @ 3500 RPM) has 40 more torque (in Nm) than 2003 Opel Vectra. (370 Nm @ 1900 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2007 Audi S4 has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S4 | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | S4 | Vectra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 176 HP |
| Engine RPM | 6800 RPM | 4000 RPM |
| Torque | 410 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 1900 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1530 kg | 1590 kg |
| Vehicle Length | 4590 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1510 mm |
