2009 BMW 525 vs. 1986 BMW 628
To start off, 2009 BMW 525 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 BMW 628. In addition, the cost of maintenance, including insurance, on 1986 BMW 628 would be higher. At 2,788 cc (6 cylinders), 1986 BMW 628 is equipped with a bigger engine. In terms of performance, 2009 BMW 525 (215 HP @ 6500 RPM) has 34 more horse power than 1986 BMW 628. (181 HP @ 6000 RPM). In normal driving conditions, 2009 BMW 525 should accelerate faster than 1986 BMW 628. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 525 weights approximately 30 kg more than 1986 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, 2009 BMW 525 (250 Nm @ 2900 RPM) has 10 more torque (in Nm) than 1986 BMW 628. (240 Nm @ 4000 RPM). This means 2009 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1986 BMW 628. 2009 BMW 525 has automatic transmission and 1986 BMW 628 has manual transmission. 1986 BMW 628 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 525 | 1986 BMW 628 | |
| Make | BMW | BMW |
| Model | 525 | 628 |
| Year Released | 2009 | 1986 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2788 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 181 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 250 Nm | 240 Nm |
| Torque RPM | 2900 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 78.8 mm | 80 mm |
| Engine Compression Ratio | 11.0:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1470 kg |
| Vehicle Length | 4850 mm | 4760 mm |
| Vehicle Width | 1470 mm | 1730 mm |
| Vehicle Height | 1850 mm | 1370 mm |
| Wheelbase Size | 2890 mm | 2640 mm |
| Fuel Tank Capacity | 70 L | 70 L |
