2005 Mercedes-Benz B vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz B. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz B would be higher. At 2,034 cc (4 cylinders), 2005 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz B (190 HP @ 5000 RPM) has 41 more horse power than 2007 Opel Vectra. (149 HP @ 4000 RPM). In normal driving conditions, 2005 Mercedes-Benz B should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 165 kg more than 2005 Mercedes-Benz B.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Opel Vectra (315 Nm @ 2000 RPM) has 35 more torque (in Nm) than 2005 Mercedes-Benz B. (280 Nm @ 1800 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz B.
Compare all specifications:
| 2005 Mercedes-Benz B | 2007 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | B | Vectra |
| Year Released | 2005 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2034 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 190 HP | 149 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 280 Nm | 315 Nm |
| Torque RPM | 1800 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 94 mm | 90.4 mm |
| Engine Compression Ratio | 9.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 225 km/hour | 217 km/hour |
| Acceleration 0-100mph | 7.6 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1370 kg | 1535 kg |
| Vehicle Length | 4280 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1610 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2710 mm |
| Fuel Consumption Overall | 8.2 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 54 L | 61 L |
