1963 Alfa Romeo Giulia vs. 1978 Mazda RX-3
To start off, 1978 Mazda RX-3 is newer by 15 year(s). Which means there will be less support and parts availability for 1963 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1963 Alfa Romeo Giulia would be higher. At 1,963 cc, 1978 Mazda RX-3 is equipped with a bigger engine. In terms of performance, 1963 Alfa Romeo Giulia (105 HP @ 6200 RPM) has 5 more horse power than 1978 Mazda RX-3. (100 HP @ 7000 RPM). In normal driving conditions, 1963 Alfa Romeo Giulia should accelerate faster than 1978 Mazda RX-3. With that said, vehicle weight also plays an important factor in acceleration. 1963 Alfa Romeo Giulia weights approximately 120 kg more than 1978 Mazda RX-3. 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 Mazda RX-3 (135 Nm @ 4000 RPM) has 2 more torque (in Nm) than 1963 Alfa Romeo Giulia. (133 Nm @ 4500 RPM). This means 1978 Mazda RX-3 will have an easier job in driving up hills or pulling heavy equipment than 1963 Alfa Romeo Giulia.
Compare all specifications:
| 1963 Alfa Romeo Giulia | 1978 Mazda RX-3 | |
| Make | Alfa Romeo | Mazda |
| Model | Giulia | RX-3 |
| Year Released | 1963 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1569 cc | 1963 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 105 HP | 100 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 133 Nm | 135 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 970 kg | 850 kg |
| Vehicle Length | 4130 mm | 4090 mm |
| Vehicle Width | 1670 mm | 1600 mm |
| Vehicle Height | 1250 mm | 1380 mm |
| Wheelbase Size | 2260 mm | 2320 mm |
| Fuel Tank Capacity | 52 L | 65 L |
