1958 Alfa Romeo Giulietta vs. 1991 Porsche 928
To start off, 1991 Porsche 928 is newer by 33 year(s). Which means there will be less support and parts availability for 1958 Alfa Romeo Giulietta. In addition, the cost of maintenance, including insurance, on 1958 Alfa Romeo Giulietta would be higher. At 5,397 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (345 HP @ 5700 RPM) has 269 more horse power than 1958 Alfa Romeo Giulietta. (76 HP @ 6300 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 1958 Alfa Romeo Giulietta. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 780 kg more than 1958 Alfa Romeo Giulietta. 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, 1991 Porsche 928 (500 Nm @ 4250 RPM) has 388 more torque (in Nm) than 1958 Alfa Romeo Giulietta. (112 Nm @ 4250 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1958 Alfa Romeo Giulietta.
Compare all specifications:
| 1958 Alfa Romeo Giulietta | 1991 Porsche 928 | |
| Make | Alfa Romeo | Porsche |
| Model | Giulietta | 928 |
| Year Released | 1958 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1290 cc | 5397 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 76 HP | 345 HP |
| Engine RPM | 6300 RPM | 5700 RPM |
| Torque | 112 Nm | 500 Nm |
| Torque RPM | 4250 RPM | 4250 RPM |
| Engine Bore Size | 74.1 mm | 100.1 mm |
| Engine Stroke Size | 75 mm | 85.9 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 820 kg | 1600 kg |
| Vehicle Length | 3930 mm | 4450 mm |
| Vehicle Width | 1550 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1290 mm |
| Wheelbase Size | 2390 mm | 2510 mm |
| Fuel Tank Capacity | 53 L | 86 L |
