2004 Ariel Atom vs. 1973 Monteverdi Hai 450
To start off, 2004 Ariel Atom is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Monteverdi Hai 450. In addition, the cost of maintenance, including insurance, on 1973 Monteverdi Hai 450 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 335 more horse power than 2004 Ariel Atom. (109 HP @ 5000 RPM) In normal driving conditions, 1973 Monteverdi Hai 450 should accelerate faster than 2004 Ariel Atom. With that said, vehicle weight also plays an important factor in acceleration. 1973 Monteverdi Hai 450 weights approximately 830 kg more than 2004 Ariel Atom. 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, 1973 Monteverdi Hai 450 (586 Nm @ 4000 RPM) has 438 more torque (in Nm) than 2004 Ariel Atom. (148 Nm @ 3000 RPM). This means 1973 Monteverdi Hai 450 will have an easier job in driving up hills or pulling heavy equipment than 2004 Ariel Atom.
Compare all specifications:
| 2004 Ariel Atom | 1973 Monteverdi Hai 450 | |
| Make | Ariel | Monteverdi |
| Model | Atom | Hai 450 |
| Year Released | 2004 | 1973 |
| Engine Position | Rear | Middle |
| Engine Size | 1587 cc | 6974 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 109 HP | 444 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 148 Nm | 586 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 460 kg | 1290 kg |
| Vehicle Length | 3420 mm | 4380 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1200 mm | 1100 mm |
| Wheelbase Size | 2350 mm | 2520 mm |
