1992 BMW 520 vs. 1985 BMW M6
To start off, 1992 BMW 520 is newer by 7 year(s). Which means there will be less support and parts availability for 1985 BMW M6. In addition, the cost of maintenance, including insurance, on 1985 BMW M6 would be higher. At 3,451 cc (6 cylinders), 1985 BMW M6 is equipped with a bigger engine. In terms of performance, 1985 BMW M6 (282 HP @ 6500 RPM) has 134 more horse power than 1992 BMW 520. (148 HP @ 5900 RPM) In normal driving conditions, 1985 BMW M6 should accelerate faster than 1992 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1985 BMW M6 weights approximately 17 kg more than 1992 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, 1985 BMW M6 (334 Nm @ 4500 RPM) has 144 more torque (in Nm) than 1992 BMW 520. (190 Nm @ 4700 RPM). This means 1985 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 1992 BMW 520.
Compare all specifications:
| 1992 BMW 520 | 1985 BMW M6 | |
| Make | BMW | BMW |
| Model | 520 | M6 |
| Year Released | 1992 | 1985 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 3451 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 282 HP |
| Engine RPM | 5900 RPM | 6500 RPM |
| Torque | 190 Nm | 334 Nm |
| Torque RPM | 4700 RPM | 4500 RPM |
| Engine Bore Size | 80.1 mm | 93.4 mm |
| Engine Stroke Size | 66 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1488 kg | 1505 kg |
| Vehicle Length | 4730 mm | 4760 mm |
| Vehicle Width | 1760 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1360 mm |
