1966 Alfa Romeo Giulia vs. 1978 Porsche 930
To start off, 1978 Porsche 930 is newer by 12 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Giulia would be higher. At 3,298 cc (6 cylinders), 1978 Porsche 930 is equipped with a bigger engine. In terms of performance, 1978 Porsche 930 (296 HP @ 5500 RPM) has 191 more horse power than 1966 Alfa Romeo Giulia. (105 HP @ 6200 RPM) In normal driving conditions, 1978 Porsche 930 should accelerate faster than 1966 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 1978 Porsche 930 weights approximately 328 kg more than 1966 Alfa Romeo Giulia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1978 Porsche 930 (440 Nm @ 4000 RPM) has 307 more torque (in Nm) than 1966 Alfa Romeo Giulia. (133 Nm @ 4500 RPM). This means 1978 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo Giulia.
Compare all specifications:
| 1966 Alfa Romeo Giulia | 1978 Porsche 930 | |
| Make | Alfa Romeo | Porsche |
| Model | Giulia | 930 |
| Year Released | 1966 | 1978 |
| Engine Position | Front | Rear |
| Engine Size | 1570 cc | 3298 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 105 HP | 296 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 133 Nm | 440 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 78 mm | 97 mm |
| Engine Stroke Size | 82 mm | 74.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 972 kg | 1300 kg |
| Vehicle Length | 4130 mm | 4300 mm |
| Vehicle Width | 1670 mm | 1780 mm |
| Vehicle Height | 1250 mm | 1320 mm |
| Wheelbase Size | 2260 mm | 2510 mm |
