2006 BMW M6 vs. 2003 Opel Signum
To start off, 2006 BMW M6 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 4,997 cc (10 cylinders), 2006 BMW M6 is equipped with a bigger engine. In terms of performance, 2006 BMW M6 (500 HP @ 7750 RPM) has 325 more horse power than 2003 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2006 BMW M6 should accelerate faster than 2003 Opel Signum.
Because 2006 BMW M6 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 2006 BMW M6. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2006 BMW M6 (519 Nm @ 6100 RPM) has 148 more torque (in Nm) than 2003 Opel Signum. (371 Nm @ 1900 RPM). This means 2006 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2006 BMW M6 | 2003 Opel Signum | |
| Make | BMW | Opel |
| Model | M6 | Signum |
| Year Released | 2006 | 2003 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4997 cc | 2958 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 175 HP |
| Engine RPM | 7750 RPM | 4000 RPM |
| Torque | 519 Nm | 371 Nm |
| Torque RPM | 6100 RPM | 1900 RPM |
| Engine Bore Size | 92 mm | 87.5 mm |
| Engine Stroke Size | 75.2 mm | 82 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4880 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2790 mm | 2700 mm |
| Fuel Tank Capacity | 70 L | 60 L |
