2008 Mercedes-Benz C vs. 2007 Opel Signum
To start off, 2008 Mercedes-Benz C is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 2,958 cc (6 cylinders), 2007 Opel Signum is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 135 kg more than 2008 Mercedes-Benz C.
Because 2008 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 2008 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 Opel Signum (370 Nm @ 1900 RPM) has 129 more torque (in Nm) than 2008 Mercedes-Benz C. (241 Nm @ 3000 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz C. 2007 Opel Signum has automatic transmission and 2008 Mercedes-Benz C has manual transmission. 2008 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Mercedes-Benz C | 2007 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | C | Signum |
| Year Released | 2008 | 2007 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 175 HP |
| Torque | 241 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 1900 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 85 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 234 km/hour | 221 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 9.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1670 kg |
| Vehicle Length | 4630 mm | 4640 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
| Fuel Consumption Overall | 8.6 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 62 L | 60 L |
