2009 Mercedes-Benz C vs. 2003 Opel Signum
To start off, 2009 Mercedes-Benz C is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,996 cc, 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (228 HP @ 6000 RPM) has 55 more horse power than 2003 Opel Signum. (173 HP @ 5600 RPM). In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 197 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 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 2009 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2009 Mercedes-Benz C (300 Nm @ 5000 RPM) has 20 more torque (in Nm) than 2003 Opel Signum. (280 Nm @ 2500 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2009 Mercedes-Benz C | 2003 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | C | Signum |
| Year Released | 2009 | 2003 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1910 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 173 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 300 Nm | 280 Nm |
| Torque RPM | 5000 RPM | 2500 RPM |
| Engine Bore Size | 88 mm | 86 mm |
| Engine Stroke Size | 82.1 mm | 86 mm |
| Engine Compression Ratio | 11.3:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 242 km/hour | 220 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 9.7 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1692 kg | 1495 kg |
| Vehicle Length | 4600 mm | 4640 mm |
| Vehicle Width | 1470 mm | 1800 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2720 mm |
| Fuel Consumption Overall | 9.4 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 66 L | 58 L |
