2008 BMW 650 vs. 2005 Opel Signum
To start off, 2008 BMW 650 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Signum. In addition, the cost of maintenance, including insurance, on 2005 Opel Signum would be higher. At 4,799 cc (8 cylinders), 2008 BMW 650 is equipped with a bigger engine. In terms of performance, 2008 BMW 650 (360 HP @ 6300 RPM) has 185 more horse power than 2005 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2008 BMW 650 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 30 kg more than 2008 BMW 650.
Because 2008 BMW 650 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 2008 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2008 BMW 650 (488 Nm @ 3400 RPM) has 118 more torque (in Nm) than 2005 Opel Signum. (370 Nm @ 1900 RPM). This means 2008 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum. 2005 Opel Signum has automatic transmission and 2008 BMW 650 has manual transmission. 2008 BMW 650 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
2008 BMW 650 | 2005 Opel Signum | |
Make | BMW | Opel |
Model | 650 | Signum |
Year Released | 2008 | 2005 |
Body Type | Coupe | Hatchback |
Engine Position | Front | Front |
Engine Size | 4799 cc | 2958 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 360 HP | 175 HP |
Engine RPM | 6300 RPM | 4000 RPM |
Torque | 488 Nm | 370 Nm |
Torque RPM | 3400 RPM | 1900 RPM |
Engine Compression Ratio | 10.5:1 | 18.5:1 |
Fuel Type | Gasoline | Diesel |
Top Speed | 245 km/hour | 221 km/hour |
Acceleration 0-100mph | 5.4 seconds | 9.4 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 | 1640 kg | 1670 kg |
Vehicle Length | 5050 mm | 4640 mm |
Vehicle Width | 1860 mm | 1800 mm |
Vehicle Height | 1480 mm | 1470 mm |
Wheelbase Size | 2790 mm | 2620 mm |
Fuel Consumption Overall | 8.6 L/100km | 7.6 L/100km |
Fuel Tank Capacity | 70 L | 60 L |