2006 Mercedes-Benz S vs. 2005 Opel Vectra
To start off, 2006 Mercedes-Benz S is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz S (232 HP @ 3800 RPM) has 109 more horse power than 2005 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2006 Mercedes-Benz S should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz S weights approximately 595 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2006 Mercedes-Benz S (540 Nm @ 1600 RPM) has 375 more torque (in Nm) than 2005 Opel Vectra. (165 Nm @ 3800 RPM). This means 2006 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2006 Mercedes-Benz S | 2005 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | S | Vectra |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 232 HP | 123 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 540 Nm | 165 Nm |
| Torque RPM | 1600 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 92 mm | 88.2 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Top Speed | 250 km/hour | 200 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 12 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1955 kg | 1360 kg |
| Vehicle Length | 5080 mm | 4500 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1480 mm | 1430 mm |
| Wheelbase Size | 3040 mm | 2640 mm |
| Fuel Tank Capacity | 90 L | 60 L |
