2007 Mercedes-Benz B vs. 2007 Opel Signum
To start off, both 2007 Mercedes-Benz B and 2007 Opel Signum were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,173 cc (6 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (208 HP @ 6200 RPM) has 100 more horse power than 2007 Mercedes-Benz B. (108 HP @ 4200 RPM) In normal driving conditions, 2007 Opel Signum should accelerate faster than 2007 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 175 kg more than 2007 Mercedes-Benz B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Signum (300 Nm @ 4000 RPM) has 49 more torque (in Nm) than 2007 Mercedes-Benz B. (251 Nm @ 1600 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz B.
Compare all specifications:
| 2007 Mercedes-Benz B | 2007 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | B | Signum |
| Year Released | 2007 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3173 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 108 HP | 208 HP |
| Engine RPM | 4200 RPM | 6200 RPM |
| Torque | 251 Nm | 300 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 87.5 mm |
| Engine Stroke Size | 92 mm | 88 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 183 km/hour | 237 km/hour |
| Acceleration 0-100mph | 11.3 seconds | 7.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1435 kg | 1610 kg |
| Vehicle Length | 4280 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1610 mm | 1470 mm |
| Wheelbase Size | 2780 mm | 2840 mm |
| Fuel Consumption Overall | 5.6 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 54 L | 60 L |
