1973 BMW 3 vs. 1978 Porsche 930
To start off, 1978 Porsche 930 is newer by 5 year(s). Which means there will be less support and parts availability for 1973 BMW 3. In addition, the cost of maintenance, including insurance, on 1973 BMW 3 would be higher. At 3,299 cc (6 cylinders), 1978 Porsche 930 is equipped with a bigger engine. In terms of performance, 1978 Porsche 930 (296 HP @ 5500 RPM) has 93 more horse power than 1973 BMW 3. (203 HP @ 5600 RPM) In normal driving conditions, 1978 Porsche 930 should accelerate faster than 1973 BMW 3. With that said, vehicle weight also plays an important factor in acceleration. 1978 Porsche 930 weights approximately 30 kg more than 1973 BMW 3. 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, 1978 Porsche 930 (431 Nm @ 4000 RPM) has 144 more torque (in Nm) than 1973 BMW 3. (287 Nm @ 4200 RPM). This means 1978 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 3.
Compare all specifications:
| 1973 BMW 3 | 1978 Porsche 930 | |
| Make | BMW | Porsche |
| Model | 3 | 930 |
| Year Released | 1973 | 1978 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3153 cc | 3299 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 203 HP | 296 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 287 Nm | 431 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Engine Bore Size | 89.3 mm | 97.1 mm |
| Engine Stroke Size | 84 mm | 74.4 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1270 kg | 1300 kg |
| Vehicle Length | 4640 mm | 4300 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1320 mm |
| Wheelbase Size | 2510 mm | 2510 mm |
