2007 Opel Signum vs. 2010 Mercedes-Benz SL
To start off, 2010 Mercedes-Benz SL is newer by 3 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 2,996 cc (6 cylinders), 2010 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz SL (228 HP @ 6000 RPM) has 53 more horse power than 2007 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 2010 Mercedes-Benz SL should accelerate faster than 2007 Opel Signum.
Because 2010 Mercedes-Benz SL 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 2010 Mercedes-Benz SL. 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 70 more torque (in Nm) than 2010 Mercedes-Benz SL. (300 Nm @ 2500 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2010 Mercedes-Benz SL. 2010 Mercedes-Benz SL has automatic transmission and 2007 Opel Signum has manual transmission. 2007 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Opel Signum | 2010 Mercedes-Benz SL | |
| Make | Opel | Mercedes-Benz |
| Model | Signum | SL |
| Year Released | 2007 | 2010 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 228 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 370 Nm | 300 Nm |
| Torque RPM | 1900 RPM | 2500 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 221 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 7.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4640 mm | 4582 mm |
| Vehicle Height | 1470 mm | 1298 mm |
| Wheelbase Size | 2840 mm | 2560 mm |
| Fuel Tank Capacity | 60 L | 80 L |
