2006 Opel Signum vs. 2011 Mercedes-Benz B
To start off, 2011 Mercedes-Benz B is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Opel Signum. In addition, the cost of maintenance, including insurance, on 2006 Opel Signum would be higher. At 1,910 cc (4 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (118 HP @ 4000 RPM) has 24 more horse power than 2011 Mercedes-Benz B. (94 HP @ 5200 RPM). In normal driving conditions, 2006 Opel Signum should accelerate faster than 2011 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 315 kg more than 2011 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, 2006 Opel Signum (281 Nm @ 2000 RPM) has 141 more torque (in Nm) than 2011 Mercedes-Benz B. (140 Nm @ 3500 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2011 Mercedes-Benz B.
Compare all specifications:
| 2006 Opel Signum | 2011 Mercedes-Benz B | |
| Make | Opel | Mercedes-Benz |
| Model | Signum | B |
| Year Released | 2006 | 2011 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1498 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 118 HP | 94 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 281 Nm | 140 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 90.4 mm | 69.2 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 191 km/hour | 174 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 13.2 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 | 1615 kg | 1300 kg |
| Vehicle Length | 4640 mm | 4280 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1610 mm |
| Wheelbase Size | 2840 mm | 2780 mm |
| Fuel Consumption Overall | 6 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 60 L | 54 L |
