2004 Opel Signum vs. 2011 Rolls-Royce Ghost
To start off, 2011 Rolls-Royce Ghost 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 6,600 cc (12 cylinders), 2011 Rolls-Royce Ghost is equipped with a bigger engine. In terms of performance, 2011 Rolls-Royce Ghost (563 HP @ 5250 RPM) has 438 more horse power than 2004 Opel Signum. (125 HP @ 5600 RPM) In normal driving conditions, 2011 Rolls-Royce Ghost should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2011 Rolls-Royce Ghost weights approximately 1110 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 Rolls-Royce Ghost 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 2011 Rolls-Royce Ghost. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2011 Rolls-Royce Ghost (779 Nm @ 1500 RPM) has 609 more torque (in Nm) than 2004 Opel Signum. (170 Nm @ 3800 RPM). This means 2011 Rolls-Royce Ghost will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 2011 Rolls-Royce Ghost | |
| Make | Opel | Rolls-Royce |
| Model | Signum | Ghost |
| Year Released | 2004 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 6600 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 125 HP | 563 HP |
| Engine RPM | 5600 RPM | 5250 RPM |
| Torque | 170 Nm | 779 Nm |
| Torque RPM | 3800 RPM | 1500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1380 kg | 2490 kg |
| Vehicle Length | 4640 mm | 5400 mm |
| Vehicle Width | 1800 mm | 1948 mm |
| Vehicle Height | 1470 mm | 1549 mm |
| Wheelbase Size | 2700 mm | 3294 mm |
| Fuel Consumption | 6.1 L/100km | 11.8 L/100km |
| Fuel Consumption City | 11.1 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 58 L | 83 L |
