2006 Opel Signum vs. 2011 BMW 325
To start off, 2011 BMW 325 is newer by 5 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 2,494 cc (6 cylinders), 2011 BMW 325 is equipped with a bigger engine. In terms of performance, 2011 BMW 325 (215 HP @ 6100 RPM) has 97 more horse power than 2006 Opel Signum. (118 HP @ 4000 RPM) In normal driving conditions, 2011 BMW 325 should accelerate faster than 2006 Opel Signum.
Because 2011 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2011 BMW 325 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, 2006 Opel Signum (281 Nm @ 2000 RPM) has 11 more torque (in Nm) than 2011 BMW 325. (270 Nm @ 2400 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2011 BMW 325.
Compare all specifications:
| 2006 Opel Signum | 2011 BMW 325 | |
| Make | Opel | BMW |
| Model | Signum | 325 |
| Year Released | 2006 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 118 HP | 215 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 281 Nm | 270 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 85 mm |
| Engine Stroke Size | 90.4 mm | 88 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 191 km/hour | 244 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 7.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1615 kg |
| Vehicle Length | 4640 mm | 4530 mm |
| Vehicle Width | 1800 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2840 mm | 2770 mm |
| Fuel Consumption Overall | 6 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 60 L | 63 L |
