1977 BMW 528 vs. 1976 BMW 630
To start off, 1977 BMW 528 is newer by 1 year(s). Which means there will be less support and parts availability for 1976 BMW 630. In addition, the cost of maintenance, including insurance, on 1976 BMW 630 would be higher. At 2,986 cc (6 cylinders), 1976 BMW 630 is equipped with a bigger engine. In terms of performance, 1977 BMW 528 (178 HP @ 5800 RPM) has 5 more horse power than 1976 BMW 630. (173 HP @ 5500 RPM). In normal driving conditions, 1977 BMW 528 should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 1976 BMW 630 weights approximately 42 kg more than 1977 BMW 528.
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, 1976 BMW 630 (251 Nm @ 4500 RPM) has 17 more torque (in Nm) than 1977 BMW 528. (234 Nm @ 4300 RPM). This means 1976 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 528.
Compare all specifications:
| 1977 BMW 528 | 1976 BMW 630 | |
| Make | BMW | BMW |
| Model | 528 | 630 |
| Year Released | 1977 | 1976 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2986 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 178 HP | 173 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 234 Nm | 251 Nm |
| Torque RPM | 4300 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 89 mm |
| Engine Stroke Size | 80 mm | 80 mm |
| Engine Compression Ratio | 9.0:1 | 8.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1416 kg | 1458 kg |
| Vehicle Length | 4620 mm | 4760 mm |
| Vehicle Width | 1700 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2640 mm | 2630 mm |
