2008 Audi S4 vs. 2006 Opel Vectra
To start off, 2008 Audi S4 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2006 Opel Vectra would be higher. At 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 165 more horse power than 2006 Opel Vectra. (175 HP @ 4000 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2006 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Vectra weights approximately 453 kg more than 2008 Audi S4.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi S4 (410 Nm @ 3500 RPM) has 40 more torque (in Nm) than 2006 Opel Vectra. (370 Nm @ 1900 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra. 2006 Opel Vectra has automatic transmission and 2008 Audi S4 has manual transmission. 2008 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S4 | 2006 Opel Vectra | |
| Make | Audi | Opel |
| Model | S4 | Vectra |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2957 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 175 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 410 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 1900 RPM |
| Engine Bore Size | 84.6 mm | 87.5 mm |
| Engine Stroke Size | 92.8 mm | 82 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 5.6 seconds | 9.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1613 kg |
| Vehicle Length | 4580 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Consumption Overall | 13.4 L/100km | 7.1 L/100km |
| Fuel Tank Capacity | 63 L | 61 L |
