2006 Opel Signum vs. 2012 BMW 530
To start off, 2012 BMW 530 is newer by 6 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 2,993 cc (6 cylinders), 2012 BMW 530 is equipped with a bigger engine. In terms of performance, 2012 BMW 530 (256 HP @ 4000 RPM) has 103 more horse power than 2006 Opel Signum. (153 HP @ 5600 RPM) In normal driving conditions, 2012 BMW 530 should accelerate faster than 2006 Opel Signum.
Because 2012 BMW 530 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 2012 BMW 530. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2012 BMW 530 (540 Nm @ 3000 RPM) has 320 more torque (in Nm) than 2006 Opel Signum. (220 Nm @ 3800 RPM). This means 2012 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum. 2012 BMW 530 has automatic transmission and 2006 Opel Signum has manual transmission. 2006 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 530 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Opel Signum | 2012 BMW 530 | |
| Make | Opel | BMW |
| Model | Signum | 530 |
| Year Released | 2006 | 2012 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 256 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 220 Nm | 540 Nm |
| Torque RPM | 3800 RPM | 3000 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 | 250 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4640 mm | 4907 mm |
| Vehicle Width | 1800 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1462 mm |
| Wheelbase Size | 2840 mm | 2968 mm |
| Fuel Tank Capacity | 60 L | 70 L |
