1975 BMW 1502 vs. 1981 Porsche 911
To start off, 1981 Porsche 911 is newer by 6 year(s). Which means there will be less support and parts availability for 1975 BMW 1502. In addition, the cost of maintenance, including insurance, on 1975 BMW 1502 would be higher. At 3,164 cc (6 cylinders), 1981 Porsche 911 is equipped with a bigger engine. In terms of performance, 1981 Porsche 911 (232 HP @ 5900 RPM) has 159 more horse power than 1975 BMW 1502. (73 HP @ 5800 RPM) In normal driving conditions, 1981 Porsche 911 should accelerate faster than 1975 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 1981 Porsche 911 weights approximately 280 kg more than 1975 BMW 1502. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1981 Porsche 911 (284 Nm @ 4800 RPM) has 166 more torque (in Nm) than 1975 BMW 1502. (118 Nm @ 3700 RPM). This means 1981 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 1502.
Compare all specifications:
1975 BMW 1502 | 1981 Porsche 911 | |
Make | BMW | Porsche |
Model | 1502 | 911 |
Year Released | 1975 | 1981 |
Engine Position | Front | Rear |
Engine Size | 1573 cc | 3164 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | boxer |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 73 HP | 232 HP |
Engine RPM | 5800 RPM | 5900 RPM |
Torque | 118 Nm | 284 Nm |
Torque RPM | 3700 RPM | 4800 RPM |
Engine Bore Size | 84 mm | 95 mm |
Engine Stroke Size | 71 mm | 74.4 mm |
Engine Compression Ratio | 8.0:1 | 10.3:1 |
Top Speed | 155 km/hour | 246 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 980 kg | 1260 kg |
Vehicle Length | 4240 mm | 4300 mm |
Vehicle Width | 1600 mm | 1660 mm |
Vehicle Height | 1420 mm | 1330 mm |
Wheelbase Size | 2510 mm | 2270 mm |
Fuel Tank Capacity | 50 L | 80 L |