1984 Ford Sierra vs. 1970 Monteverdi Hai 450
To start off, 1984 Ford Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1970 Monteverdi Hai 450. In addition, the cost of maintenance, including insurance, on 1970 Monteverdi Hai 450 would be higher. At 6,974 cc (8 cylinders), 1970 Monteverdi Hai 450 is equipped with a bigger engine. In terms of performance, 1970 Monteverdi Hai 450 (391 HP @ 5000 RPM) has 325 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM) In normal driving conditions, 1970 Monteverdi Hai 450 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1970 Monteverdi Hai 450 weights approximately 55 kg more than 1984 Ford Sierra. 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, 1970 Monteverdi Hai 450 (586 Nm @ 4000 RPM) has 446 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 1970 Monteverdi Hai 450 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 1970 Monteverdi Hai 450 | |
| Make | Ford | Monteverdi |
| Model | Sierra | Hai 450 |
| Year Released | 1984 | 1970 |
| Engine Position | Front | Middle |
| Engine Size | 2304 cc | 6974 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 66 HP | 391 HP |
| Engine RPM | 4200 RPM | 5000 RPM |
| Torque | 140 Nm | 586 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 94 mm | 108 mm |
| Engine Stroke Size | 83 mm | 95.2 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1235 kg | 1290 kg |
| Vehicle Length | 4510 mm | 4410 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1100 mm |
| Wheelbase Size | 2620 mm | 2520 mm |
| Fuel Tank Capacity | 60 L | 130 L |
