1964 Autobianchi Primula vs. 1973 Monteverdi Hai 450
To start off, 1973 Monteverdi Hai 450 is newer by 9 year(s). Which means there will be less support and parts availability for 1964 Autobianchi Primula. In addition, the cost of maintenance, including insurance, on 1964 Autobianchi Primula would be higher. At 6,974 cc (8 cylinders), 1973 Monteverdi Hai 450 is equipped with a bigger engine. In terms of performance, 1973 Monteverdi Hai 450 (444 HP @ 5000 RPM) has 387 more horse power than 1964 Autobianchi Primula. (57 HP @ 5300 RPM) In normal driving conditions, 1973 Monteverdi Hai 450 should accelerate faster than 1964 Autobianchi Primula. With that said, vehicle weight also plays an important factor in acceleration. 1973 Monteverdi Hai 450 weights approximately 456 kg more than 1964 Autobianchi Primula. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Monteverdi Hai 450 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Monteverdi Hai 450. However, in wet, icy, snow, or gravel driving conditions, 1964 Autobianchi Primula, being front wheel drive (FWD), will offer much better control with better grip. 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, 1973 Monteverdi Hai 450 (586 Nm @ 4000 RPM) has 493 more torque (in Nm) than 1964 Autobianchi Primula. (93 Nm @ 3200 RPM). This means 1973 Monteverdi Hai 450 will have an easier job in driving up hills or pulling heavy equipment than 1964 Autobianchi Primula.
Compare all specifications:
| 1964 Autobianchi Primula | 1973 Monteverdi Hai 450 | |
| Make | Autobianchi | Monteverdi |
| Model | Primula | Hai 450 |
| Year Released | 1964 | 1973 |
| Engine Position | Front | Middle |
| Engine Size | 1221 cc | 6974 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 57 HP | 444 HP |
| Engine RPM | 5300 RPM | 5000 RPM |
| Torque | 93 Nm | 586 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Bore Size | 72 mm | 108 mm |
| Engine Stroke Size | 75 mm | 95.2 mm |
| Engine Compression Ratio | 8.6:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 140 km/hour | 280 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 834 kg | 1290 kg |
| Vehicle Length | 3800 mm | 4380 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1350 mm | 1100 mm |
| Wheelbase Size | 2310 mm | 2520 mm |
| Fuel Tank Capacity | 40 L | 130 L |
