1973 Fiat 128 vs. 1978 Monteverdi Hai 450
To start off, 1978 Monteverdi Hai 450 is newer by 5 year(s). Which means there will be less support and parts availability for 1973 Fiat 128. In addition, the cost of maintenance, including insurance, on 1973 Fiat 128 would be higher. At 6,973 cc (8 cylinders), 1978 Monteverdi Hai 450 is equipped with a bigger engine. In terms of performance, 1978 Monteverdi Hai 450 (444 HP @ 5000 RPM) has 381 more horse power than 1973 Fiat 128. (63 HP @ 6000 RPM) In normal driving conditions, 1978 Monteverdi Hai 450 should accelerate faster than 1973 Fiat 128. With that said, vehicle weight also plays an important factor in acceleration. 1978 Monteverdi Hai 450 weights approximately 470 kg more than 1973 Fiat 128. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1973 Fiat 128 | 1978 Monteverdi Hai 450 | |
| Make | Fiat | Monteverdi |
| Model | 128 | Hai 450 |
| Year Released | 1973 | 1978 |
| Engine Position | Front | Middle |
| Engine Size | 1116 cc | 6973 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 444 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 820 kg | 1290 kg |
| Vehicle Length | 3820 mm | 4360 mm |
| Vehicle Width | 1570 mm | 1800 mm |
| Vehicle Height | 1320 mm | 1100 mm |
| Wheelbase Size | 2230 mm | 2520 mm |
| Fuel Tank Capacity | 50 L | 125 L |
