1978 BMW 320 vs. 1973 Porsche 911
To start off, 1978 BMW 320 is newer by 5 year(s). Which means there will be less support and parts availability for 1973 Porsche 911. In addition, the cost of maintenance, including insurance, on 1973 Porsche 911 would be higher. At 2,687 cc (6 cylinders), 1973 Porsche 911 is equipped with a bigger engine. In terms of performance, 1978 BMW 320 (641 HP @ 9000 RPM) has 433 more horse power than 1973 Porsche 911. (208 HP @ 6300 RPM). In normal driving conditions, 1978 BMW 320 should accelerate faster than 1973 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1973 Porsche 911 weights approximately 110 kg more than 1978 BMW 320.
Compare all specifications:
| 1978 BMW 320 | 1973 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 320 | 911 |
| Year Released | 1978 | 1973 |
| Engine Position | Front | Rear |
| Engine Size | 1991 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 641 HP | 208 HP |
| Engine RPM | 9000 RPM | 6300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 840 kg | 950 kg |
| Vehicle Length | 4520 mm | 4110 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1380 mm | 1330 mm |
| Wheelbase Size | 2570 mm | 2280 mm |
