2004 Mercedes-Benz C vs. 2001 Opel Signum
To start off, 2004 Mercedes-Benz C is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 2,597 cc (6 cylinders), 2004 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz C (160 HP @ 4200 RPM) has 35 more horse power than 2001 Opel Signum. (125 HP @ 3250 RPM). In normal driving conditions, 2004 Mercedes-Benz C should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz C weights approximately 30 kg more than 2001 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Mercedes-Benz C is four wheel drive (4WD), it will have significant more traction and grip than 2001 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2004 Mercedes-Benz C will offer significantly more control. 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, 2001 Opel Signum (280 Nm) has 40 more torque (in Nm) than 2004 Mercedes-Benz C. (240 Nm). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercedes-Benz C.
Compare all specifications:
| 2004 Mercedes-Benz C | 2001 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | C | Signum |
| Year Released | 2004 | 2001 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2597 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 160 HP | 125 HP |
| Engine RPM | 4200 RPM | 3250 RPM |
| Torque | 240 Nm | 280 Nm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Top Speed | 232 km/hour | 201 km/hour |
| Acceleration 0-100mph | 10 seconds | 11.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1640 kg | 1610 kg |
| Vehicle Length | 4530 mm | 4640 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
| Fuel Tank Capacity | 62 L | 60 L |
