2006 Mercedes-Benz C vs. 2002 Opel Signum
To start off, 2006 Mercedes-Benz C is newer by 4 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 2,957 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (174 HP @ 4000 RPM) has 25 more horse power than 2006 Mercedes-Benz C. (149 HP @ 4200 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 2006 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz C weights approximately 50 kg more than 2002 Opel Signum.
Because 2006 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 2006 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Opel Signum (377 Nm @ 1900 RPM) has 37 more torque (in Nm) than 2006 Mercedes-Benz C. (340 Nm @ 2000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz C.
Compare all specifications:
| 2006 Mercedes-Benz C | 2002 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | C | Signum |
| Year Released | 2006 | 2002 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 149 HP | 174 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 340 Nm | 377 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 88 mm | 87.5 mm |
| Engine Stroke Size | 88.3 mm | 82 mm |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 224 km/hour | 221 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 9.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1720 kg | 1670 kg |
| Vehicle Length | 4640 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
| Fuel Consumption Overall | 6.1 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 62 L | 58 L |
