2006 BMW 650 vs. 1970 Riley 4
To start off, 2006 BMW 650 is newer by 36 year(s). Which means there will be less support and parts availability for 1970 Riley 4. In addition, the cost of maintenance, including insurance, on 1970 Riley 4 would be higher. At 4,800 cc (8 cylinders), 2006 BMW 650 is equipped with a bigger engine. In terms of performance, 2006 BMW 650 (360 HP @ 6300 RPM) has 293 more horse power than 1970 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 2006 BMW 650 should accelerate faster than 1970 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 650 weights approximately 582 kg more than 1970 Riley 4. 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, 2006 BMW 650 (488 Nm @ 3400 RPM) has 368 more torque (in Nm) than 1970 Riley 4. (120 Nm @ 2500 RPM). This means 2006 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1970 Riley 4.
Compare all specifications:
| 2006 BMW 650 | 1970 Riley 4 | |
| Make | BMW | Riley |
| Model | 650 | 4 |
| Year Released | 2006 | 1970 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4800 cc | 1622 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 360 HP | 67 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 488 Nm | 120 Nm |
| Torque RPM | 3400 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 76.2 mm |
| Engine Stroke Size | 88.3 mm | 88.9 mm |
| Engine Compression Ratio | 11.0:1 | 8.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1730 kg | 1148 kg |
| Vehicle Length | 4840 mm | 4540 mm |
| Vehicle Width | 1860 mm | 1620 mm |
| Vehicle Height | 1380 mm | 1510 mm |
| Wheelbase Size | 2790 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 45 L |
