2007 BMW X3 vs. 1978 BMW 520
To start off, 2007 BMW X3 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 BMW 520. In addition, the cost of maintenance, including insurance, on 1978 BMW 520 would be higher. At 2,992 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 80 more horse power than 1978 BMW 520. (135 HP @ 4000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1978 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 95 kg more than 1978 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 520. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 200 more torque (in Nm) than 1978 BMW 520. (280 Nm @ 1750 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 520. 2007 BMW X3 has automatic transmission and 1978 BMW 520 has manual transmission. 1978 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 BMW X3 | 1978 BMW 520 | |
Make | BMW | BMW |
Model | X3 | 520 |
Year Released | 2007 | 1978 |
Body Type | SUV | Station Wagon |
Engine Position | Front | Front |
Engine Size | 2992 cc | 1951 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 215 HP | 135 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 480 Nm | 280 Nm |
Torque RPM | 1750 RPM | 1750 RPM |
Engine Bore Size | 84 mm | 84 mm |
Engine Stroke Size | 90 mm | 88 mm |
Engine Compression Ratio | 17.0:1 | 19.0:1 |
Top Speed | 210 km/hour | 204 km/hour |
Acceleration 0-100mph | 7.9 seconds | 10.9 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 5 doors |
Vehicle Weight | 1765 kg | 1670 kg |
Vehicle Length | 4570 mm | 4810 mm |
Vehicle Width | 1680 mm | 1810 mm |
Vehicle Height | 1860 mm | 1450 mm |
Wheelbase Size | 2800 mm | 2770 mm |
Fuel Consumption Overall | 8.8 L/100km | 6.1 L/100km |
Fuel Tank Capacity | 67 L | 70 L |