2006 Opel Signum vs. 2013 Mercedes-Benz SLK
To start off, 2013 Mercedes-Benz SLK is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Opel Signum. In addition, the cost of maintenance, including insurance, on 2006 Opel Signum would be higher. At 2,958 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz SLK (198 HP @ 5500 RPM) has 23 more horse power than 2006 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 2013 Mercedes-Benz SLK should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 195 kg more than 2013 Mercedes-Benz SLK.
Because 2013 Mercedes-Benz SLK 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 2013 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2006 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 Opel Signum (370 Nm @ 1900 RPM) has 60 more torque (in Nm) than 2013 Mercedes-Benz SLK. (310 Nm @ 4350 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2013 Mercedes-Benz SLK. 2006 Opel Signum has automatic transmission and 2013 Mercedes-Benz SLK has manual transmission. 2013 Mercedes-Benz SLK will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Opel Signum | 2013 Mercedes-Benz SLK | |
| Make | Opel | Mercedes-Benz |
| Model | Signum | SLK |
| Year Released | 2006 | 2013 |
| Body Type | Hatchback | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 2958 cc | 1800 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 198 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 370 Nm | 310 Nm |
| Torque RPM | 1900 RPM | 4350 RPM |
| Engine Bore Size | 87.5 mm | 82 mm |
| Engine Stroke Size | 82 mm | 85 mm |
| Engine Compression Ratio | 18.5:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.4 seconds | 6.6 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1475 kg |
| Vehicle Length | 4640 mm | 4134 mm |
| Vehicle Width | 1800 mm | 2006 mm |
| Vehicle Height | 1470 mm | 1303 mm |
| Wheelbase Size | 2840 mm | 2430 mm |
