1958 Alfa Romeo Giulietta vs. 1989 Porsche 911
To start off, 1989 Porsche 911 is newer by 31 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 3,164 cc (6 cylinders), 1989 Porsche 911 is equipped with a bigger engine. In terms of performance, 1989 Porsche 911 (228 HP @ 5900 RPM) has 157 more horse power than 1958 Alfa Romeo Giulietta. (71 HP @ 6000 RPM) In normal driving conditions, 1989 Porsche 911 should accelerate faster than 1958 Alfa Romeo Giulietta. With that said, vehicle weight also plays an important factor in acceleration. 1989 Porsche 911 weights approximately 390 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, 1989 Porsche 911 (286 Nm @ 4800 RPM) has 174 more torque (in Nm) than 1958 Alfa Romeo Giulietta. (112 Nm @ 4250 RPM). This means 1989 Porsche 911 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 | 1989 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | Giulietta | 911 |
| Year Released | 1958 | 1989 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1289 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 71 HP | 228 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 112 Nm | 286 Nm |
| Torque RPM | 4250 RPM | 4800 RPM |
| Engine Bore Size | 74 mm | 95 mm |
| Engine Stroke Size | 75 mm | 74.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 840 kg | 1230 kg |
| Vehicle Length | 3410 mm | 4300 mm |
| Vehicle Width | 1550 mm | 1660 mm |
| Vehicle Height | 1190 mm | 1330 mm |
| Wheelbase Size | 2260 mm | 2270 mm |
| Fuel Tank Capacity | 71 L | 80 L |
