1999 BMW 330 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 6 year(s). Which means there will be less support and parts availability for 1999 BMW 330. In addition, the cost of maintenance, including insurance, on 1999 BMW 330 would be higher. At 2,977 cc (6 cylinders), 1999 BMW 330 is equipped with a bigger engine. In terms of performance, 1999 BMW 330 (183 HP @ 4000 RPM) has 84 more horse power than 2005 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 1999 BMW 330 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW 330 weights approximately 25 kg more than 2005 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 BMW 330 (390 Nm @ 1750 RPM) has 160 more torque (in Nm) than 2005 Opel Signum. (230 Nm @ 1500 RPM). This means 1999 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 1999 BMW 330 | 2005 Opel Signum | |
| Make | BMW | Opel |
| Model | 330 | Signum |
| Year Released | 1999 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 183 HP | 99 HP |
| Engine RPM | 4000 RPM | 3120 RPM |
| Torque | 390 Nm | 230 Nm |
| Torque RPM | 1750 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 88 mm | 90 mm |
| Engine Compression Ratio | 8.6:1 | 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 | 1620 kg | 1595 kg |
| Vehicle Length | 4480 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2740 mm |
| Fuel Tank Capacity | 93 L | 60 L |
