1974 Alfa Romeo Giulia vs. 1985 Porsche 930
To start off, 1985 Porsche 930 is newer by 11 year(s). Which means there will be less support and parts availability for 1974 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1974 Alfa Romeo Giulia would be higher. At 3,299 cc (6 cylinders), 1985 Porsche 930 is equipped with a bigger engine. In terms of performance, 1985 Porsche 930 (297 HP @ 5500 RPM) has 194 more horse power than 1974 Alfa Romeo Giulia. (103 HP @ 5500 RPM) In normal driving conditions, 1985 Porsche 930 should accelerate faster than 1974 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 1985 Porsche 930 weights approximately 280 kg more than 1974 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, 1985 Porsche 930 (431 Nm @ 4000 RPM) has 275 more torque (in Nm) than 1974 Alfa Romeo Giulia. (156 Nm @ 4400 RPM). This means 1985 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1974 Alfa Romeo Giulia.
Compare all specifications:
| 1974 Alfa Romeo Giulia | 1985 Porsche 930 | |
| Make | Alfa Romeo | Porsche |
| Model | Giulia | 930 |
| Year Released | 1974 | 1985 |
| Engine Position | Front | Rear |
| Engine Size | 1569 cc | 3299 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 103 HP | 297 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 156 Nm | 431 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Engine Bore Size | 78 mm | 97 mm |
| Engine Stroke Size | 82 mm | 74.4 mm |
| Engine Compression Ratio | 9.0:1 | 7.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1020 kg | 1300 kg |
| Vehicle Length | 4170 mm | 4300 mm |
| Vehicle Width | 1570 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2520 mm | 2510 mm |
