1978 BMW 725 vs. 1990 BMW 850
To start off, 1990 BMW 850 is newer by 12 year(s). Which means there will be less support and parts availability for 1978 BMW 725. In addition, the cost of maintenance, including insurance, on 1978 BMW 725 would be higher. At 4,988 cc (12 cylinders), 1990 BMW 850 is equipped with a bigger engine. In terms of performance, 1990 BMW 850 (297 HP @ 5200 RPM) has 149 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 1990 BMW 850 should accelerate faster than 1978 BMW 725.
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, 1990 BMW 850 (450 Nm @ 4100 RPM) has 235 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 1990 BMW 850 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
1978 BMW 725 | 1990 BMW 850 | |
Make | BMW | BMW |
Model | 725 | 850 |
Year Released | 1978 | 1990 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 2495 cc | 4988 cc |
Engine Cylinders | 6 cylinders | 12 cylinders |
Engine Type | in-line | V |
Horse Power | 148 HP | 297 HP |
Engine RPM | 5500 RPM | 5200 RPM |
Torque | 215 Nm | 450 Nm |
Torque RPM | 4000 RPM | 4100 RPM |
Engine Bore Size | 86.1 mm | 84 mm |
Engine Stroke Size | 71.6 mm | 75 mm |
Engine Compression Ratio | 9.6:1 | 8.8:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Length | 4870 mm | 4790 mm |
Vehicle Width | 1810 mm | 1860 mm |
Vehicle Height | 1440 mm | 1350 mm |
Wheelbase Size | 2810 mm | 2690 mm |