2007 BMW Convertible vs. 2003 Opel Signum
To start off, 2007 BMW Convertible is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (363 HP @ 6300 RPM) has 211 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM). In normal driving conditions, 2007 BMW Convertible should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 285 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.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3600 RPM) has 270 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 2003 Opel Signum has automatic transmission and 2007 BMW Convertible has manual transmission. 2007 BMW Convertible will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 BMW Convertible | 2003 Opel Signum | |
Make | BMW | Opel |
Model | Convertible | Signum |
Year Released | 2007 | 2003 |
Body Type | Convertible | Hatchback |
Engine Position | Front | Front |
Engine Size | 4799 cc | 2171 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 363 HP | 152 HP |
Engine RPM | 6300 RPM | 5600 RPM |
Torque | 490 Nm | 220 Nm |
Torque RPM | 3600 RPM | 3800 RPM |
Engine Compression Ratio | 10.5:1 | 12.0:1 |
Top Speed | 250 km/hour | 206 km/hour |
Acceleration 0-100mph | 5.7 seconds | 11 seconds |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1850 kg | 1565 kg |
Vehicle Length | 4830 mm | 4640 mm |
Vehicle Width | 1380 mm | 1800 mm |
Vehicle Height | 1860 mm | 1470 mm |
Wheelbase Size | 2790 mm | 2840 mm |
Fuel Tank Capacity | 70 L | 60 L |