1987 BMW 750 vs. 2006 BMW 525
To start off, 2006 BMW 525 is newer by 19 year(s). Which means there will be less support and parts availability for 1987 BMW 750. In addition, the cost of maintenance, including insurance, on 1987 BMW 750 would be higher. At 4,986 cc (12 cylinders), 1987 BMW 750 is equipped with a bigger engine. In terms of performance, 1987 BMW 750 (297 HP @ 5200 RPM) has 82 more horse power than 2006 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 1987 BMW 750 should accelerate faster than 2006 BMW 525.
Because 2006 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW 750. In wet, icy, snow, or gravel driving conditions, 2006 BMW 525 will offer significantly more control. 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, 1987 BMW 750 (450 Nm @ 3900 RPM) has 200 more torque (in Nm) than 2006 BMW 525. (250 Nm @ 2750 RPM). This means 1987 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525. 2006 BMW 525 has automatic transmission and 1987 BMW 750 has manual transmission. 1987 BMW 750 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 BMW 750 | 2006 BMW 525 | |
| Make | BMW | BMW |
| Model | 750 | 525 |
| Year Released | 1987 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4986 cc | 2497 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 297 HP | 215 HP |
| Engine RPM | 5200 RPM | 6500 RPM |
| Torque | 450 Nm | 250 Nm |
| Torque RPM | 3900 RPM | 2750 RPM |
| Engine Bore Size | 84 mm | 78.9 mm |
| Engine Stroke Size | 75 mm | 82 mm |
| Engine Compression Ratio | 8.8:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4920 mm | 4850 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Wheelbase Size | 2840 mm | 2840 mm |
| Fuel Tank Capacity | 120 L | 70 L |
