2009 Mercedes-Benz R vs. 2005 Opel Signum
To start off, 2009 Mercedes-Benz R is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Signum. In addition, the cost of maintenance, including insurance, on 2005 Opel Signum would be higher. At 3,174 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz R (210 HP @ 3800 RPM) has 2 more horse power than 2005 Opel Signum. (208 HP @ 6000 RPM). In normal driving conditions, 2009 Mercedes-Benz R should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 370 kg more than 2009 Mercedes-Benz R.
Because 2009 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2009 Mercedes-Benz R will offer significantly more control. 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, 2009 Mercedes-Benz R (540 Nm @ 1600 RPM) has 240 more torque (in Nm) than 2005 Opel Signum. (300 Nm @ 4000 RPM). This means 2009 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 2009 Mercedes-Benz R | 2005 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | R | Signum |
| Year Released | 2009 | 2005 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2985 cc | 3174 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 210 HP | 208 HP |
| Engine RPM | 3800 RPM | 6000 RPM |
| Torque | 540 Nm | 300 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Compression Ratio | 10.7:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1240 kg | 1610 kg |
| Vehicle Length | 5160 mm | 4640 mm |
| Vehicle Width | 1960 mm | 1800 mm |
| Vehicle Height | 1670 mm | 1470 mm |
| Wheelbase Size | 3220 mm | 2840 mm |
| Fuel Consumption Overall | 11.2 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 80 L | 60 L |
