2007 Opel Signum vs. 2005 Mercedes-Benz CLK
To start off, 2007 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz CLK. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz CLK would be higher. At 2,196 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz CLK (167 HP @ 5750 RPM) has 14 more horse power than 2007 Opel Signum. (153 HP @ 5600 RPM) In normal driving conditions, 2005 Mercedes-Benz CLK should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz CLK weights approximately 130 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz CLK 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 2005 Mercedes-Benz CLK. 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, 2005 Mercedes-Benz CLK (245 Nm @ 3000 RPM) has 25 more torque (in Nm) than 2007 Opel Signum. (220 Nm @ 3800 RPM). This means 2005 Mercedes-Benz CLK will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum. 2005 Mercedes-Benz CLK 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. 2005 Mercedes-Benz CLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Opel Signum | 2005 Mercedes-Benz CLK | |
| Make | Opel | Mercedes-Benz |
| Model | Signum | CLK |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 167 HP |
| Engine RPM | 5600 RPM | 5750 RPM |
| Torque | 220 Nm | 245 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Bore Size | 86 mm | 82 mm |
| Engine Stroke Size | 94.6 mm | 85 mm |
| Engine Compression Ratio | 12.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1535 kg | 1665 kg |
| Vehicle Length | 4640 mm | 4530 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2720 mm |
| Fuel Tank Capacity | 60 L | 62 L |
