2007 Mercedes-Benz C vs. 2007 Opel Signum
To start off, both 2007 Mercedes-Benz C 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 2,987 cc (6 cylinders), 2007 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz C (221 HP @ 3800 RPM) has 68 more horse power than 2007 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2007 Mercedes-Benz C should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 65 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercedes-Benz C 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 2007 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Signum, 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, 2007 Mercedes-Benz C (511 Nm @ 1400 RPM) has 291 more torque (in Nm) than 2007 Opel Signum. (220 Nm @ 3800 RPM). This means 2007 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 2007 Mercedes-Benz C | 2007 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | C | Signum |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 153 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 511 Nm | 220 Nm |
| Torque RPM | 1400 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 92 mm | 94.6 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 241 km/hour | 211 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1600 kg | 1535 kg |
| Vehicle Length | 4530 mm | 4640 mm |
| Vehicle Width | 1430 mm | 1800 mm |
| Vehicle Height | 1730 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
| Fuel Consumption Overall | 7.6 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 62 L | 60 L |
