2007 BMW 330 vs. 2006 Opel Signum
To start off, 2007 BMW 330 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Opel Signum. In addition, the cost of maintenance, including insurance, on 2006 Opel Signum would be higher. At 2,993 cc (6 cylinders), 2007 BMW 330 is equipped with a bigger engine. In terms of performance, 2007 BMW 330 (215 HP @ 4000 RPM) has 40 more horse power than 2006 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2007 BMW 330 should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 130 kg more than 2007 BMW 330.
Because 2007 BMW 330 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 330. However, in wet, icy, snow, or gravel driving conditions, 2006 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 330 (480 Nm @ 1750 RPM) has 110 more torque (in Nm) than 2006 Opel Signum. (370 Nm @ 1900 RPM). This means 2007 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum.
Compare all specifications:
| 2007 BMW 330 | 2006 Opel Signum | |
| Make | BMW | Opel |
| Model | 330 | Signum |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 175 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 480 Nm | 370 Nm |
| Torque RPM | 1750 RPM | 1900 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 82 mm |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 250 km/hour | 221 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 9.4 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 | 1540 kg | 1670 kg |
| Vehicle Length | 4530 mm | 4640 mm |
| Vehicle Width | 1430 mm | 1800 mm |
| Vehicle Height | 1820 mm | 1470 mm |
| Wheelbase Size | 2680 mm | 2840 mm |
| Fuel Consumption Overall | 7.4 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
