2005 Bentley Arnage vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Bentley Arnage. In addition, the cost of maintenance, including insurance, on 2005 Bentley Arnage would be higher. At 6,748 cc (8 cylinders), 2005 Bentley Arnage is equipped with a bigger engine. In terms of performance, 2005 Bentley Arnage (451 HP @ 3250 RPM) has 276 more horse power than 2007 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2005 Bentley Arnage should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Bentley Arnage weights approximately 915 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Bentley Arnage 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 2005 Bentley Arnage. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2005 Bentley Arnage (875 Nm @ 3250 RPM) has 505 more torque (in Nm) than 2007 Opel Signum. (370 Nm @ 1900 RPM). This means 2005 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 2005 Bentley Arnage | 2007 Opel Signum | |
| Make | Bentley | Opel |
| Model | Arnage | Signum |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 6748 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 451 HP | 175 HP |
| Engine RPM | 3250 RPM | 4000 RPM |
| Torque | 875 Nm | 370 Nm |
| Torque RPM | 3250 RPM | 1900 RPM |
| Engine Bore Size | 104.2 mm | 87.5 mm |
| Engine Stroke Size | 99.1 mm | 82 mm |
| Engine Compression Ratio | 7.8:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 270 km/hour | 221 km/hour |
| Acceleration 0-100mph | 5.8 seconds | 9.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2585 kg | 1670 kg |
| Vehicle Length | 5410 mm | 4640 mm |
| Vehicle Width | 1940 mm | 1800 mm |
| Vehicle Height | 1520 mm | 1470 mm |
| Wheelbase Size | 3120 mm | 2840 mm |
| Fuel Consumption Overall | 20.7 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 100 L | 60 L |
