2008 BMW 525 vs. 1978 BMW 725
To start off, 2008 BMW 525 is newer by 30 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 2,497 cc (6 cylinders), 2008 BMW 525 is equipped with a bigger engine. In terms of performance, 2008 BMW 525 (215 HP @ 6500 RPM) has 67 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 2008 BMW 525 should accelerate faster than 1978 BMW 725.
Because 2008 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 725. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 BMW 525 (250 Nm @ 2750 RPM) has 35 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 2008 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
2008 BMW 525 | 1978 BMW 725 | |
Make | BMW | BMW |
Model | 525 | 725 |
Year Released | 2008 | 1978 |
Body Type | Station Wagon | Sedan |
Engine Position | Front | Front |
Engine Size | 2497 cc | 2495 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 215 HP | 148 HP |
Engine RPM | 6500 RPM | 5500 RPM |
Torque | 250 Nm | 215 Nm |
Torque RPM | 2750 RPM | 4000 RPM |
Engine Bore Size | 78.9 mm | 86.1 mm |
Engine Stroke Size | 82 mm | 71.6 mm |
Engine Compression Ratio | 11.0:1 | 9.6:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | 4WD | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Length | 4850 mm | 4870 mm |
Vehicle Width | 1850 mm | 1810 mm |
Vehicle Height | 1500 mm | 1440 mm |
Wheelbase Size | 2840 mm | 2810 mm |