1966 Alfa Romeo Giulia vs. 1975 Alfa Romeo Alfetta
To start off, 1975 Alfa Romeo Alfetta is newer by 9 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 1,570 cc (4 cylinders), 1975 Alfa Romeo Alfetta is equipped with a bigger engine. In terms of performance, 1975 Alfa Romeo Alfetta (108 HP @ 5600 RPM) has 26 more horse power than 1966 Alfa Romeo Giulia. (82 HP @ 6000 RPM) In normal driving conditions, 1975 Alfa Romeo Alfetta should accelerate faster than 1966 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 1975 Alfa Romeo Alfetta weights approximately 110 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.
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, 1975 Alfa Romeo Alfetta (142 Nm @ 4300 RPM) has 38 more torque (in Nm) than 1966 Alfa Romeo Giulia. (104 Nm @ 4900 RPM). This means 1975 Alfa Romeo Alfetta 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 | 1975 Alfa Romeo Alfetta | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | Giulia | Alfetta |
| Year Released | 1966 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 1570 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 82 HP | 108 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 104 Nm | 142 Nm |
| Torque RPM | 4900 RPM | 4300 RPM |
| Engine Bore Size | 74 mm | 78 mm |
| Engine Stroke Size | 75 mm | 82 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Top Speed | 160 km/hour | 175 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 970 kg | 1080 kg |
| Vehicle Length | 4150 mm | 4290 mm |
| Vehicle Width | 1570 mm | 1620 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2520 mm |
| Fuel Tank Capacity | 46 L | 49 L |
