2003 BMW 330 vs. 2003 Opel Signum
To start off, both 2003 BMW 330 and 2003 Opel Signum were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2003 BMW 330 is equipped with a bigger engine. In terms of performance, 2003 BMW 330 (184 HP @ 4000 RPM) has 85 more horse power than 2003 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 2003 BMW 330 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 330 weights approximately 185 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2003 BMW 330 will offer significantly more control. 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, 2003 BMW 330 (410 Nm @ 1500 RPM) has 180 more torque (in Nm) than 2003 Opel Signum. (230 Nm @ 1500 RPM). This means 2003 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 BMW 330 | 2003 Opel Signum | |
| Make | BMW | Opel |
| Model | 330 | Signum |
| Year Released | 2003 | 2003 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 99 HP |
| Engine RPM | 4000 RPM | 3120 RPM |
| Torque | 410 Nm | 230 Nm |
| Torque RPM | 1500 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1805 kg | 1620 kg |
| Vehicle Length | 4480 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2840 mm |
| Fuel Tank Capacity | 63 L | 60 L |
