2003 Alpina B3 vs. 1975 Mazda Cosmo
To start off, 2003 Alpina B3 is newer by 28 year(s). Which means there will be less support and parts availability for 1975 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1975 Mazda Cosmo would be higher. At 3,344 cc (6 cylinders), 2003 Alpina B3 is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (301 HP @ 6200 RPM) has 199 more horse power than 1975 Mazda Cosmo. (102 HP @ 5300 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 1975 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 530 kg more than 1975 Mazda Cosmo. 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, 2003 Alpina B3 (362 Nm @ 4800 RPM) has 195 more torque (in Nm) than 1975 Mazda Cosmo. (167 Nm @ 3000 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda Cosmo.
Compare all specifications:
| 2003 Alpina B3 | 1975 Mazda Cosmo | |
| Make | Alpina | Mazda |
| Model | B3 | Cosmo |
| Year Released | 2003 | 1975 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3344 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 102 HP |
| Engine RPM | 6200 RPM | 5300 RPM |
| Torque | 362 Nm | 167 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Engine Bore Size | 87 mm | 80 mm |
| Engine Stroke Size | 93.8 mm | 98 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1115 kg |
| Vehicle Length | 4490 mm | 4480 mm |
| Vehicle Width | 1760 mm | 1690 mm |
| Vehicle Height | 1360 mm | 1340 mm |
| Wheelbase Size | 2730 mm | 2520 mm |
| Fuel Tank Capacity | 63 L | 65 L |
