2005 BMW 520 vs. 1987 BMW 750
To start off, 2005 BMW 520 is newer by 18 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 (296 HP @ 5200 RPM) has 126 more horse power than 2005 BMW 520. (170 HP @ 6000 RPM) In normal driving conditions, 1987 BMW 750 should accelerate faster than 2005 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1987 BMW 750 weights approximately 190 kg more than 2005 BMW 520. 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, 1987 BMW 750 (451 Nm @ 3900 RPM) has 241 more torque (in Nm) than 2005 BMW 520. (210 Nm @ 3500 RPM). This means 1987 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 520. 1987 BMW 750 has automatic transmission and 2005 BMW 520 has manual transmission. 2005 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1987 BMW 750 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 520 | 1987 BMW 750 | |
| Make | BMW | BMW |
| Model | 520 | 750 |
| Year Released | 2005 | 1987 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 4986 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 170 HP | 296 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 210 Nm | 451 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1670 kg | 1860 kg |
| Vehicle Length | 4810 mm | 5030 mm |
| Vehicle Width | 1810 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2950 mm |
| Fuel Tank Capacity | 70 L | 120 L |
