2001 BMW M vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 4 year(s). Which means there will be less support and parts availability for 2001 BMW M. In addition, the cost of maintenance, including insurance, on 2001 BMW M would be higher. At 3,169 cc (6 cylinders), 2001 BMW M is equipped with a bigger engine. In terms of performance, 2001 BMW M (320 HP @ 7400 RPM) has 145 more horse power than 2005 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2001 BMW M should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 295 kg more than 2001 BMW M.
Because 2001 BMW M 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 2001 BMW M. However, in wet, icy, snow, or gravel driving conditions, 2005 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 Opel Signum (370 Nm @ 1900 RPM) has 25 more torque (in Nm) than 2001 BMW M. (345 Nm @ 4900 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW M.
Compare all specifications:
| 2001 BMW M | 2005 Opel Signum | |
| Make | BMW | Opel |
| Model | M | Signum |
| Year Released | 2001 | 2005 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3169 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 320 HP | 175 HP |
| Engine RPM | 7400 RPM | 4000 RPM |
| Torque | 345 Nm | 370 Nm |
| Torque RPM | 4900 RPM | 1900 RPM |
| Engine Compression Ratio | 11.5:1 | 18.5:1 |
| Top Speed | 245 km/hour | 221 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 9.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1375 kg | 1670 kg |
| Vehicle Length | 4030 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1290 mm | 1470 mm |
| Wheelbase Size | 2450 mm | 2620 mm |
| Fuel Consumption Overall | 11.1 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 51 L | 60 L |
