2005 Mercedes-Benz Viano vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz Viano would be higher. At 2,148 cc (4 cylinders), 2005 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 2008 Opel Signum (173 HP @ 5500 RPM) has 25 more horse power than 2005 Mercedes-Benz Viano. (148 HP @ 3800 RPM) In normal driving conditions, 2008 Opel Signum should accelerate faster than 2005 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz Viano weights approximately 480 kg more than 2008 Opel Signum.
Because 2005 Mercedes-Benz Viano 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 Viano. However, in wet, icy, snow, or gravel driving conditions, 2008 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 Viano (330 Nm @ 1800 RPM) has 65 more torque (in Nm) than 2008 Opel Signum. (265 Nm @ 2500 RPM). This means 2005 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Signum.
Compare all specifications:
| 2005 Mercedes-Benz Viano | 2008 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | Viano | Signum |
| Year Released | 2005 | 2008 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 173 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 330 Nm | 265 Nm |
| Torque RPM | 1800 RPM | 2500 RPM |
| Engine Bore Size | 88 mm | 86 mm |
| Engine Stroke Size | 88.3 mm | 86 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 174 km/hour | 220 km/hour |
| Acceleration 0-100mph | 13 seconds | 9.4 seconds |
| Drive Type | Rear | Front |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2040 kg | 1560 kg |
| Vehicle Length | 4750 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1880 mm | 1470 mm |
| Wheelbase Size | 3210 mm | 2840 mm |
| Fuel Consumption Overall | 8.6 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 75 L | 60 L |
