2004 Opel Signum vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 7 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 4,400 cc (8 cylinders), 2011 BMW X6 is equipped with a bigger engine. In terms of performance, 2011 BMW X6 (400 HP @ 5500 RPM) has 227 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2011 BMW X6 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 810 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 2011 BMW X6 is all wheel drive (AWD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2011 BMW X6 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, 2011 BMW X6 (609 Nm @ 1750 RPM) has 344 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2011 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2011 BMW X6 has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Signum | 2011 BMW X6 | |
| Make | Opel | BMW |
| Model | Signum | X6 |
| Year Released | 2004 | 2011 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4400 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 400 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 265 Nm | 609 Nm |
| Torque RPM | 2500 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 2370 kg |
| Vehicle Length | 4640 mm | 4879 mm |
| Vehicle Width | 1800 mm | 1984 mm |
| Vehicle Height | 1470 mm | 1689 mm |
| Wheelbase Size | 2840 mm | 2934 mm |
| Fuel Tank Capacity | 60 L | 85 L |
