2006 BMW 530 vs. 2004 Opel Signum
To start off, 2006 BMW 530 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,999 cc (6 cylinders), 2006 BMW 530 is equipped with a bigger engine. In terms of performance, 2006 BMW 530 (255 HP @ 6600 RPM) has 130 more horse power than 2004 Opel Signum. (125 HP @ 5600 RPM). In normal driving conditions, 2006 BMW 530 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 530 weights approximately 370 kg more than 2004 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2006 BMW 530 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 BMW 530 (298 Nm @ 2750 RPM) has 128 more torque (in Nm) than 2004 Opel Signum. (170 Nm @ 3800 RPM). This means 2006 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2006 BMW 530 | 2004 Opel Signum | |
| Make | BMW | Opel |
| Model | 530 | Signum |
| Year Released | 2006 | 2004 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 125 HP |
| Engine RPM | 6600 RPM | 5600 RPM |
| Torque | 298 Nm | 170 Nm |
| Torque RPM | 2750 RPM | 3800 RPM |
| Engine Bore Size | 85 mm | 80.5 mm |
| Engine Stroke Size | 88 mm | 88.2 mm |
| Engine Compression Ratio | 10.7:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 197 km/hour |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1750 kg | 1380 kg |
| Vehicle Length | 4860 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2700 mm |
| Fuel Consumption Highway | 8.4 L/100km | 6.1 L/100km |
| Fuel Consumption City | 12.4 L/100km | 11.1 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 70 L | 58 L |
