2009 BMW 650 vs. 2001 Opel Signum
To start off, 2009 BMW 650 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 154 more horse power than 2001 Opel Signum. (208 HP @ 6200 RPM). In normal driving conditions, 2009 BMW 650 should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 225 kg more than 2009 BMW 650.
Because 2009 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 2009 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 2001 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, 2009 BMW 650 (490 Nm @ 3400 RPM) has 190 more torque (in Nm) than 2001 Opel Signum. (300 Nm @ 4000 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum. 2001 Opel Signum has automatic transmission and 2009 BMW 650 has manual transmission. 2009 BMW 650 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 650 | 2001 Opel Signum | |
| Make | BMW | Opel |
| Model | 650 | Signum |
| Year Released | 2009 | 2001 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 3173 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 208 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 490 Nm | 300 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 237 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1385 kg | 1610 kg |
| Vehicle Length | 4830 mm | 4640 mm |
| Vehicle Width | 1380 mm | 1800 mm |
| Vehicle Height | 1860 mm | 1470 mm |
| Wheelbase Size | 2790 mm | 2640 mm |
| Fuel Consumption Overall | 8.6 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
