1963 Alfa Romeo Giulia vs. 1966 Porsche 911
To start off, 1966 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 1963 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1963 Alfa Romeo Giulia would be higher. At 1,991 cc (6 cylinders), 1966 Porsche 911 is equipped with a bigger engine. In terms of performance, 1966 Porsche 911 (160 HP @ 6600 RPM) has 31 more horse power than 1963 Alfa Romeo Giulia. (129 HP @ 7000 RPM) In normal driving conditions, 1966 Porsche 911 should accelerate faster than 1963 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 1966 Porsche 911 weights approximately 422 kg more than 1963 Alfa Romeo Giulia. 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, 1966 Porsche 911 (179 Nm @ 5200 RPM) has 46 more torque (in Nm) than 1963 Alfa Romeo Giulia. (133 Nm @ 4200 RPM). This means 1966 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1963 Alfa Romeo Giulia.
Compare all specifications:
| 1963 Alfa Romeo Giulia | 1966 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | Giulia | 911 |
| Year Released | 1963 | 1966 |
| Engine Position | Front | Rear |
| Engine Size | 1568 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 129 HP | 160 HP |
| Engine RPM | 7000 RPM | 6600 RPM |
| Torque | 133 Nm | 179 Nm |
| Torque RPM | 4200 RPM | 5200 RPM |
| Engine Compression Ratio | 9.7:1 | 9.8:1 |
| Top Speed | 215 km/hour | 215 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 640 kg | 1062 kg |
| Vehicle Length | 3960 mm | 4170 mm |
| Vehicle Width | 1520 mm | 1620 mm |
| Vehicle Height | 1210 mm | 1330 mm |
| Wheelbase Size | 2260 mm | 2220 mm |
| Fuel Tank Capacity | 100 L | 61 L |
