1973 Porsche 911 vs. 1977 Zastava 750
To start off, 1977 Zastava 750 is newer by 4 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, 1973 Porsche 911 (208 HP @ 6300 RPM) has 178 more horse power than 1977 Zastava 750. (30 HP @ 5400 RPM). In normal driving conditions, 1973 Porsche 911 should accelerate faster than 1977 Zastava 750. With that said, vehicle weight also plays an important factor in acceleration. 1973 Porsche 911 weights approximately 310 kg more than 1977 Zastava 750. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1973 Porsche 911 (260 Nm @ 5100 RPM) has 209 more torque (in Nm) than 1977 Zastava 750. (51 Nm @ 3600 RPM). This means 1973 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1977 Zastava 750.
Compare all specifications:
| 1973 Porsche 911 | 1977 Zastava 750 | |
| Make | Porsche | Zastava |
| Model | 911 | 750 |
| Year Released | 1973 | 1977 |
| Engine Size | 2687 cc | 767 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 208 HP | 30 HP |
| Engine RPM | 6300 RPM | 5400 RPM |
| Torque | 260 Nm | 51 Nm |
| Torque RPM | 5100 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 950 kg | 640 kg |
| Vehicle Length | 4110 mm | 3300 mm |
| Vehicle Width | 1660 mm | 1390 mm |
| Vehicle Height | 1330 mm | 1410 mm |
| Wheelbase Size | 2280 mm | 2010 mm |
