1990 Opel Senator vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 22 year(s). Which means there will be less support and parts availability for 1990 Opel Senator. In addition, the cost of maintenance, including insurance, on 1990 Opel Senator would be higher. At 2,979 cc (6 cylinders), 2012 BMW 640 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (318 HP @ 5800 RPM) has 116 more horse power than 1990 Opel Senator. (202 HP @ 6000 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 1990 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 255 kg more than 1990 Opel Senator. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2012 BMW 640 (450 Nm @ 1300 RPM) has 175 more torque (in Nm) than 1990 Opel Senator. (275 Nm @ 3600 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 1990 Opel Senator. 2012 BMW 640 has automatic transmission and 1990 Opel Senator has manual transmission. 1990 Opel Senator will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 640 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Opel Senator | 2012 BMW 640 | |
| Make | Opel | BMW |
| Model | Senator | 640 |
| Year Released | 1990 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 2969 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 202 HP | 318 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 275 Nm | 450 Nm |
| Torque RPM | 3600 RPM | 1300 RPM |
| Engine Bore Size | 95 mm | 89.6 mm |
| Engine Stroke Size | 69.8 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 224 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1570 kg | 1825 kg |
| Vehicle Length | 4850 mm | 5007 mm |
| Vehicle Width | 1770 mm | 1894 mm |
| Vehicle Height | 1460 mm | 1392 mm |
| Wheelbase Size | 2740 mm | 2968 mm |
| Fuel Tank Capacity | 75 L | 70 L |
