2008 Opel Signum vs. 2006 Mercedes-Benz C
To start off, 2008 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz C would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz C (222 HP @ 4200 RPM) has 69 more horse power than 2008 Opel Signum. (153 HP @ 5600 RPM) In normal driving conditions, 2006 Mercedes-Benz C should accelerate faster than 2008 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz C weights approximately 145 kg more than 2008 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 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, 2006 Mercedes-Benz C (510 Nm @ 1600 RPM) has 290 more torque (in Nm) than 2008 Opel Signum. (220 Nm @ 3800 RPM). This means 2006 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Signum. 2006 Mercedes-Benz C has automatic transmission and 2008 Opel Signum has manual transmission. 2008 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Opel Signum | 2006 Mercedes-Benz C | |
| Make | Opel | Mercedes-Benz |
| Model | Signum | C |
| Year Released | 2008 | 2006 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 222 HP |
| Engine RPM | 5600 RPM | 4200 RPM |
| Torque | 220 Nm | 510 Nm |
| Torque RPM | 3800 RPM | 1600 RPM |
| Engine Bore Size | 86 mm | 83 mm |
| Engine Stroke Size | 94.6 mm | 92 mm |
| Engine Compression Ratio | 12.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 211 km/hour | 244 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 8.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1680 kg |
| Vehicle Length | 4640 mm | 4550 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2720 mm |
| Fuel Consumption Overall | 8.1 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 60 L | 62 L |
