1977 Alfa Romeo Alfasud vs. 1973 Porsche 911
To start off, 1977 Alfa Romeo Alfasud 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 146 more horse power than 1977 Alfa Romeo Alfasud. (62 HP @ 6000 RPM) In normal driving conditions, 1973 Porsche 911 should accelerate faster than 1977 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 1973 Porsche 911 weights approximately 90 kg more than 1977 Alfa Romeo Alfasud. 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 162 more torque (in Nm) than 1977 Alfa Romeo Alfasud. (98 Nm @ 3500 RPM). This means 1973 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1977 Alfa Romeo Alfasud.
Compare all specifications:
| 1977 Alfa Romeo Alfasud | 1973 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | Alfasud | 911 |
| Year Released | 1977 | 1973 |
| Engine Position | Front | Rear |
| Engine Size | 1184 cc | 2687 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 62 HP | 208 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 98 Nm | 260 Nm |
| Torque RPM | 3500 RPM | 5100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 860 kg | 950 kg |
| Vehicle Length | 3900 mm | 4110 mm |
| Vehicle Width | 1600 mm | 1660 mm |
| Vehicle Height | 1380 mm | 1330 mm |
| Wheelbase Size | 2460 mm | 2280 mm |
