1978 BMW 725 vs. 2012 BMW X3
To start off, 2012 BMW X3 is newer by 34 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 2,495 cc (6 cylinders), 1978 BMW 725 is equipped with a bigger engine. In terms of performance, 2012 BMW X3 (182 HP @ 4000 RPM) has 34 more horse power than 1978 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2012 BMW X3 should accelerate faster than 1978 BMW 725.
Because 2012 BMW X3 is all wheel drive (AWD), it will have significant more traction and grip than 1978 BMW 725. In wet, icy, snow, or gravel driving conditions, 2012 BMW X3 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, 2012 BMW X3 (380 Nm @ 1750 RPM) has 165 more torque (in Nm) than 1978 BMW 725. (215 Nm @ 4000 RPM). This means 2012 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 725.
Compare all specifications:
1978 BMW 725 | 2012 BMW X3 | |
Make | BMW | BMW |
Model | 725 | X3 |
Year Released | 1978 | 2012 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 2495 cc | 1995 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 148 HP | 182 HP |
Engine RPM | 5500 RPM | 4000 RPM |
Torque | 215 Nm | 380 Nm |
Torque RPM | 4000 RPM | 1750 RPM |
Engine Bore Size | 86.1 mm | 90 mm |
Engine Stroke Size | 71.6 mm | 84 mm |
Fuel Type | Gasoline | Diesel |
Drive Type | Rear | AWD |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Length | 4870 mm | 4648 mm |
Vehicle Width | 1810 mm | 1881 mm |
Vehicle Height | 1440 mm | 1675 mm |
Wheelbase Size | 2810 mm | 2810 mm |