2007 Opel Signum vs. 2012 BMW X3
To start off, 2012 BMW X3 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 2,196 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2012 BMW X3 (182 HP @ 4000 RPM) has 29 more horse power than 2007 Opel Signum. (153 HP @ 5600 RPM) In normal driving conditions, 2012 BMW X3 should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X3 weights approximately 255 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 2012 BMW X3 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2012 BMW X3 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, 2012 BMW X3 (380 Nm @ 1750 RPM) has 160 more torque (in Nm) than 2007 Opel Signum. (220 Nm @ 3800 RPM). This means 2012 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 2007 Opel Signum | 2012 BMW X3 | |
| Make | Opel | BMW |
| Model | Signum | X3 |
| Year Released | 2007 | 2012 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 182 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 220 Nm | 380 Nm |
| Torque RPM | 3800 RPM | 1750 RPM |
| Engine Bore Size | 86 mm | 90 mm |
| Engine Stroke Size | 94.6 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 211 km/hour | 209 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 8.5 seconds |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1790 kg |
| Vehicle Length | 4640 mm | 4648 mm |
| Vehicle Width | 1800 mm | 1881 mm |
| Vehicle Height | 1470 mm | 1675 mm |
| Wheelbase Size | 2840 mm | 2810 mm |
| Fuel Consumption Highway | 7.2 L/100km | 5.3 L/100km |
| Fuel Consumption City | 12.4 L/100km | 6.1 L/100km |
| Fuel Consumption Overall | 8.1 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 60 L | 67 L |
