1958 BMW 503 vs. 1977 BMW 628
To start off, 1977 BMW 628 is newer by 19 year(s). Which means there will be less support and parts availability for 1958 BMW 503. In addition, the cost of maintenance, including insurance, on 1958 BMW 503 would be higher. At 3,168 cc (8 cylinders), 1958 BMW 503 is equipped with a bigger engine. In terms of performance, 1977 BMW 628 (185 HP @ 5800 RPM) has 47 more horse power than 1958 BMW 503. (138 HP @ 4800 RPM) In normal driving conditions, 1977 BMW 628 should accelerate faster than 1958 BMW 503.
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, 1977 BMW 628 (260 Nm @ 4000 RPM) has 38 more torque (in Nm) than 1958 BMW 503. (222 Nm @ 2500 RPM). This means 1977 BMW 628 will have an easier job in driving up hills or pulling heavy equipment than 1958 BMW 503.
Compare all specifications:
| 1958 BMW 503 | 1977 BMW 628 | |
| Make | BMW | BMW |
| Model | 503 | 628 |
| Year Released | 1958 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 3168 cc | 2997 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 138 HP | 185 HP |
| Engine RPM | 4800 RPM | 5800 RPM |
| Torque | 222 Nm | 260 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4760 mm | 4760 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1370 mm |
| Wheelbase Size | 2840 mm | 2640 mm |
| Fuel Tank Capacity | 75 L | 70 L |
