2007 BMW Z4 vs. 1978 BMW 520
To start off, 2007 BMW Z4 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 3,199 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (358 HP @ 7900 RPM) has 223 more horse power than 1978 BMW 520. (135 HP @ 4000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 1978 BMW 520.
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, 2007 BMW Z4 (385 Nm @ 4900 RPM) has 105 more torque (in Nm) than 1978 BMW 520. (280 Nm @ 1750 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 520.
Compare all specifications:
2007 BMW Z4 | 1978 BMW 520 | |
Make | BMW | BMW |
Model | Z4 | 520 |
Year Released | 2007 | 1978 |
Body Type | Convertible | Station Wagon |
Engine Position | Front | Front |
Engine Size | 3199 cc | 1951 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 358 HP | 135 HP |
Engine RPM | 7900 RPM | 4000 RPM |
Torque | 385 Nm | 280 Nm |
Torque RPM | 4900 RPM | 1750 RPM |
Engine Compression Ratio | 11.5:1 | 19.0:1 |
Top Speed | 273 km/hour | 204 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Length | 4100 mm | 4810 mm |
Vehicle Width | 1790 mm | 1810 mm |
Vehicle Height | 1300 mm | 1450 mm |
Wheelbase Size | 2500 mm | 2770 mm |