1987 BMW 628 vs. 1981 BMW 528
To start off, 1987 BMW 628 is newer by 6 year(s). Which means there will be less support and parts availability for 1981 BMW 528. In addition, the cost of maintenance, including insurance, on 1981 BMW 528 would be higher. Both 1987 BMW 628 and 1981 BMW 528 are equipped with a 2,788 cc engine. In terms of performance, both vehicles can yield 181 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1987 BMW 628 weights approximately 170 kg more than 1981 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, both vehicles can yield 240 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1987 BMW 628 | 1981 BMW 528 | |
| Make | BMW | BMW |
| Model | 628 | 528 |
| Year Released | 1987 | 1981 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2788 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 181 HP | 181 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 240 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 80 mm | 80 mm |
| Engine Compression Ratio | 9.3:1 | 9.3:1 |
| 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 | 1300 kg |
| Vehicle Length | 4760 mm | 4630 mm |
| Vehicle Width | 1730 mm | 1710 mm |
| Vehicle Height | 1370 mm | 1430 mm |
| Wheelbase Size | 2640 mm | 2630 mm |
| Fuel Tank Capacity | 70 L | 70 L |
