1971 BMW 3 vs. 1977 Porsche 930
To start off, 1977 Porsche 930 is newer by 6 year(s). Which means there will be less support and parts availability for 1971 BMW 3. In addition, the cost of maintenance, including insurance, on 1971 BMW 3 would be higher. At 2,994 cc (6 cylinders), 1977 Porsche 930 is equipped with a bigger engine. In terms of performance, 1977 Porsche 930 (257 HP @ 5500 RPM) has 77 more horse power than 1971 BMW 3. (180 HP @ 6000 RPM) In normal driving conditions, 1977 Porsche 930 should accelerate faster than 1971 BMW 3. With that said, vehicle weight also plays an important factor in acceleration. 1971 BMW 3 weights approximately 240 kg more than 1977 Porsche 930.
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, 1977 Porsche 930 (343 Nm @ 3000 RPM) has 88 more torque (in Nm) than 1971 BMW 3. (255 Nm @ 3700 RPM). This means 1977 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW 3.
Compare all specifications:
| 1971 BMW 3 | 1977 Porsche 930 | |
| Make | BMW | Porsche |
| Model | 3 | 930 |
| Year Released | 1971 | 1977 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2986 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 180 HP | 257 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 255 Nm | 343 Nm |
| Torque RPM | 3700 RPM | 3000 RPM |
| Engine Bore Size | 89 mm | 95 mm |
| Engine Stroke Size | 80 mm | 70.4 mm |
| Engine Compression Ratio | 9.0:1 | 6.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1380 kg | 1140 kg |
| Vehicle Length | 4740 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1320 mm |
| Wheelbase Size | 2670 mm | 2510 mm |
