2007 BMW M3 vs. 2007 Opel Signum
To start off, both 2007 BMW M3 and 2007 Opel Signum were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,245 cc (6 cylinders), 2007 BMW M3 is equipped with a bigger engine. In terms of performance, 2007 BMW M3 (338 HP @ 7900 RPM) has 185 more horse power than 2007 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2007 BMW M3 should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M3 weights approximately 120 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 2007 BMW M3 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 2007 BMW M3. 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, 2007 BMW M3 (365 Nm @ 4900 RPM) has 145 more torque (in Nm) than 2007 Opel Signum. (220 Nm @ 3800 RPM). This means 2007 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum. 2007 Opel Signum has automatic transmission and 2007 BMW M3 has manual transmission. 2007 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW M3 | 2007 Opel Signum | |
| Make | BMW | Opel |
| Model | M3 | Signum |
| Year Released | 2007 | 2007 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 153 HP |
| Engine RPM | 7900 RPM | 5600 RPM |
| Torque | 365 Nm | 220 Nm |
| Torque RPM | 4900 RPM | 3800 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 91 mm | 94.6 mm |
| Engine Compression Ratio | 11.5:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 211 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1655 kg | 1535 kg |
| Vehicle Length | 4500 mm | 4640 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2740 mm | 2840 mm |
| Fuel Consumption Highway | 10.2 L/100km | 7.2 L/100km |
| Fuel Consumption Overall | 12.1 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
