2005 Mercedes-Benz S vs. 2006 Opel Vectra
To start off, 2006 Opel Vectra is newer by 1 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 3,723 cc (6 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (242 HP @ 3000 RPM) has 94 more horse power than 2006 Opel Vectra. (148 HP @ 4000 RPM). In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 2006 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 380 kg more than 2006 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, 2006 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 (350 Nm @ 3000 RPM) has 35 more torque (in Nm) than 2006 Opel Vectra. (315 Nm @ 2000 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra. 2005 Mercedes-Benz S has automatic transmission and 2006 Opel Vectra has manual transmission. 2006 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Mercedes-Benz S | 2006 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | S | Vectra |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3723 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 242 HP | 148 HP |
| Engine RPM | 3000 RPM | 4000 RPM |
| Torque | 350 Nm | 315 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 97 mm | 82 mm |
| Engine Stroke Size | 84 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Top Speed | 241 km/hour | 217 km/hour |
| Acceleration 0-100mph | 7.6 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1915 kg | 1535 kg |
| Vehicle Length | 5050 mm | 4600 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Consumption Overall | 11.8 L/100km | 6 L/100km |
| Fuel Tank Capacity | 88 L | 61 L |
