2006 Opel Signum vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 1 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 3,173 cc (6 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (208 HP @ 6200 RPM) has 55 more horse power than 2006 Opel Signum. (153 HP @ 5600 RPM) In normal driving conditions, 2007 Opel Signum should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 75 kg more than 2006 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (300 Nm @ 4000 RPM) has 80 more torque (in Nm) than 2006 Opel Signum. (220 Nm @ 3800 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum.
Compare all specifications:
| 2006 Opel Signum | 2007 Opel Signum | |
| Make | Opel | Opel |
| Model | Signum | Signum |
| Year Released | 2006 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 3173 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 208 HP |
| Engine RPM | 5600 RPM | 6200 RPM |
| Torque | 220 Nm | 300 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 87.5 mm |
| Engine Stroke Size | 94.6 mm | 88 mm |
| Engine Compression Ratio | 12.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 211 km/hour | 237 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 7.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1610 kg |
| Vehicle Length | 4640 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2840 mm |
| Fuel Consumption Overall | 8.3 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
