2005 Mercedes-Benz S vs. 2008 Opel Vectra
To start off, 2008 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 4,966 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (302 HP @ 4200 RPM) has 182 more horse power than 2008 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 2008 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 401 kg more than 2008 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz S is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 2008 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Mercedes-Benz S (460 Nm @ 2700 RPM) has 293 more torque (in Nm) than 2008 Opel Vectra. (167 Nm @ 3800 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Vectra.
Compare all specifications:
| 2005 Mercedes-Benz S | 2008 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | S | Vectra |
| Year Released | 2005 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 4966 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 302 HP | 120 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 460 Nm | 167 Nm |
| Torque RPM | 2700 RPM | 3800 RPM |
| Engine Bore Size | 97 mm | 80.5 mm |
| Engine Stroke Size | 84 mm | 88.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1891 kg | 1490 kg |
| Vehicle Length | 5170 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
| Wheelbase Size | 2970 mm | 2840 mm |
| Fuel Consumption Overall | 12.4 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 88 L | 60 L |
