1981 BMW 628 vs. 1957 Riley Pathfinder
To start off, 1981 BMW 628 is newer by 24 year(s). Which means there will be less support and parts availability for 1957 Riley Pathfinder. In addition, the cost of maintenance, including insurance, on 1957 Riley Pathfinder would be higher. At 2,788 cc (6 cylinders), 1981 BMW 628 is equipped with a bigger engine. In terms of performance, 1981 BMW 628 (181 HP @ 6000 RPM) has 73 more horse power than 1957 Riley Pathfinder. (108 HP @ 4400 RPM). In normal driving conditions, 1981 BMW 628 should accelerate faster than 1957 Riley Pathfinder. With that said, vehicle weight also plays an important factor in acceleration. 1957 Riley Pathfinder weights approximately 65 kg more than 1981 BMW 628.
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, 1981 BMW 628 (240 Nm @ 4000 RPM) has 57 more torque (in Nm) than 1957 Riley Pathfinder. (183 Nm @ 3000 RPM). This means 1981 BMW 628 will have an easier job in driving up hills or pulling heavy equipment than 1957 Riley Pathfinder.
Compare all specifications:
| 1981 BMW 628 | 1957 Riley Pathfinder | |
| Make | BMW | Riley |
| Model | 628 | Pathfinder |
| Year Released | 1981 | 1957 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2442 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 181 HP | 108 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 240 Nm | 183 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 86 mm | 80.5 mm |
| Engine Stroke Size | 80 mm | 120 mm |
| Engine Compression Ratio | 9.3:1 | 7.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1535 kg |
| Vehicle Length | 4760 mm | 4650 mm |
| Vehicle Width | 1730 mm | 1710 mm |
| Vehicle Height | 1370 mm | 1530 mm |
| Wheelbase Size | 2640 mm | 2860 mm |
| Fuel Tank Capacity | 70 L | 59 L |
