2003 Alpina B3 vs. 1970 Monteverdi Hai 450
To start off, 2003 Alpina B3 is newer by 33 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 90 more horse power than 2003 Alpina B3. (301 HP @ 6200 RPM) In normal driving conditions, 1970 Monteverdi Hai 450 should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 355 kg more than 1970 Monteverdi Hai 450.
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 224 more torque (in Nm) than 2003 Alpina B3. (362 Nm @ 4800 RPM). This means 1970 Monteverdi Hai 450 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2003 Alpina B3 | 1970 Monteverdi Hai 450 | |
| Make | Alpina | Monteverdi |
| Model | B3 | Hai 450 |
| Year Released | 2003 | 1970 |
| Engine Position | Front | Middle |
| Engine Size | 3344 cc | 6974 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 301 HP | 391 HP |
| Engine RPM | 6200 RPM | 5000 RPM |
| Torque | 362 Nm | 586 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 108 mm |
| Engine Stroke Size | 93.8 mm | 95.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.3:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1290 kg |
| Vehicle Length | 4490 mm | 4410 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1100 mm |
| Wheelbase Size | 2730 mm | 2520 mm |
| Fuel Tank Capacity | 63 L | 130 L |
