2003 Alpina B7 vs. 1973 Mazda RX-4
To start off, 2003 Alpina B7 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Mazda RX-4. In addition, the cost of maintenance, including insurance, on 1973 Mazda RX-4 would be higher. At 4,399 cc (8 cylinders), 2003 Alpina B7 is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 378 more horse power than 1973 Mazda RX-4. (114 HP @ 6000 RPM). In normal driving conditions, 2003 Alpina B7 should accelerate faster than 1973 Mazda RX-4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 880 kg more than 1973 Mazda RX-4. 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 B7 (700 Nm @ 4250 RPM) has 535 more torque (in Nm) than 1973 Mazda RX-4. (165 Nm @ 4000 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda RX-4.
Compare all specifications:
| 2003 Alpina B7 | 1973 Mazda RX-4 | |
| Make | Alpina | Mazda |
| Model | B7 | RX-4 |
| Year Released | 2003 | 1973 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4399 cc | 2616 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 492 HP | 114 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 700 Nm | 165 Nm |
| Torque RPM | 4250 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1990 kg | 1110 kg |
| Vehicle Length | 5180 mm | 4400 mm |
| Vehicle Width | 1910 mm | 1670 mm |
| Vehicle Height | 1450 mm | 1390 mm |
| Wheelbase Size | 3000 mm | 2520 mm |
