2004 BMW X5 vs. 1978 BMW 725
To start off, 2004 BMW X5 is newer by 26 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 2,978 cc (6 cylinders), 2004 BMW X5 is equipped with a bigger engine. In terms of performance, 2004 BMW X5 (228 HP @ 7400 RPM) has 80 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 2004 BMW X5 should accelerate faster than 1978 BMW 725.
Because 2004 BMW X5 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, 2004 BMW X5 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, 2004 BMW X5 (290 Nm) has 75 more torque (in Nm) than 1978 BMW 725. (215 Nm). This means 2004 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
2004 BMW X5 | 1978 BMW 725 | |
Make | BMW | BMW |
Model | X5 | 725 |
Year Released | 2004 | 1978 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 2978 cc | 2495 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 228 HP | 148 HP |
Engine RPM | 7400 RPM | 5500 RPM |
Torque | 290 Nm | 215 Nm |
Engine Bore Size | 84 mm | 86.1 mm |
Engine Stroke Size | 90 mm | 71.6 mm |
Engine Compression Ratio | 10.2:1 | 9.6:1 |
Drive Type | 4WD | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Length | 4670 mm | 4870 mm |
Vehicle Width | 1880 mm | 1810 mm |
Vehicle Height | 1770 mm | 1440 mm |
Wheelbase Size | 2940 mm | 2810 mm |