2008 BMW 550 vs. 1984 BMW 628
To start off, 2008 BMW 550 is newer by 24 year(s). Which means there will be less support and parts availability for 1984 BMW 628. In addition, the cost of maintenance, including insurance, on 1984 BMW 628 would be higher. At 4,800 cc (8 cylinders), 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 179 more horse power than 1984 BMW 628. (181 HP @ 6000 RPM). In normal driving conditions, 2008 BMW 550 should accelerate faster than 1984 BMW 628. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 550 weights approximately 260 kg more than 1984 BMW 628. 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, 2008 BMW 550 (489 Nm @ 3400 RPM) has 249 more torque (in Nm) than 1984 BMW 628. (240 Nm @ 4000 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1984 BMW 628.
Compare all specifications:
| 2008 BMW 550 | 1984 BMW 628 | |
| Make | BMW | BMW |
| Model | 550 | 628 |
| Year Released | 2008 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4800 cc | 2788 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 360 HP | 181 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 489 Nm | 240 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1470 kg |
| Vehicle Length | 4860 mm | 4760 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2890 mm | 2640 mm |
| Fuel Tank Capacity | 70 L | 70 L |
