1999 BMW 730 vs. 1968 Riley 4
To start off, 1999 BMW 730 is newer by 31 year(s). Which means there will be less support and parts availability for 1968 Riley 4. In addition, the cost of maintenance, including insurance, on 1968 Riley 4 would be higher. At 2,793 cc (6 cylinders), 1999 BMW 730 is equipped with a bigger engine. In terms of performance, 1999 BMW 730 (190 HP) has 123 more horse power than 1968 Riley 4. (67 HP). In normal driving conditions, 1999 BMW 730 should accelerate faster than 1968 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW 730 weights approximately 598 kg more than 1968 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, 1999 BMW 730 (280 Nm @ 3950 RPM) has 159 more torque (in Nm) than 1968 Riley 4. (121 Nm @ 2500 RPM). This means 1999 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1968 Riley 4.
Compare all specifications:
| 1999 BMW 730 | 1968 Riley 4 | |
| Make | BMW | Riley |
| Model | 730 | 4 |
| Year Released | 1999 | 1968 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2793 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 190 HP | 67 HP |
| Torque | 280 Nm | 121 Nm |
| Torque RPM | 3950 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 76.2 mm |
| Engine Stroke Size | 84 mm | 88.9 mm |
| Engine Compression Ratio | 10.2:1 | 8.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1746 kg | 1148 kg |
| Vehicle Length | 5130 mm | 4540 mm |
| Vehicle Width | 1870 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1530 mm |
| Wheelbase Size | 2940 mm | 2530 mm |
| Fuel Tank Capacity | 90 L | 45 L |
