1984 BMW 628 vs. 2005 BMW 545
To start off, 2005 BMW 545 is newer by 21 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 4,398 cc (8 cylinders), 2005 BMW 545 is equipped with a bigger engine. In terms of performance, 2005 BMW 545 (328 HP @ 6100 RPM) has 147 more horse power than 1984 BMW 628. (181 HP @ 6000 RPM) In normal driving conditions, 2005 BMW 545 should accelerate faster than 1984 BMW 628. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 545 weights approximately 160 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, 2005 BMW 545 (450 Nm @ 3600 RPM) has 210 more torque (in Nm) than 1984 BMW 628. (240 Nm @ 4000 RPM). This means 2005 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 1984 BMW 628.
Compare all specifications:
| 1984 BMW 628 | 2005 BMW 545 | |
| Make | BMW | BMW |
| Model | 628 | 545 |
| Year Released | 1984 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 328 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 240 Nm | 450 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| 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 | 1630 kg |
| Vehicle Length | 4760 mm | 4850 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1370 mm | 1480 mm |
| Wheelbase Size | 2640 mm | 2890 mm |
| Fuel Tank Capacity | 70 L | 70 L |
