1992 Alpina B6 vs. 1979 BMW 725
To start off, 1992 Alpina B6 is newer by 13 year(s). Which means there will be less support and parts availability for 1979 BMW 725. In addition, the cost of maintenance, including insurance, on 1979 BMW 725 would be higher. At 2,752 cc (6 cylinders), 1992 Alpina B6 is equipped with a bigger engine. In terms of performance, 1992 Alpina B6 (238 HP @ 5900 RPM) has 90 more horse power than 1979 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 1992 Alpina B6 should accelerate faster than 1979 BMW 725.
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, 1992 Alpina B6 (293 Nm @ 4700 RPM) has 78 more torque (in Nm) than 1979 BMW 725. (215 Nm @ 4000 RPM). This means 1992 Alpina B6 will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 725.
Compare all specifications:
| 1992 Alpina B6 | 1979 BMW 725 | |
| Make | Alpina | BMW |
| Model | B6 | 725 |
| Year Released | 1992 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 2752 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 238 HP | 148 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 293 Nm | 215 Nm |
| Torque RPM | 4700 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4440 mm | 4870 mm |
| Vehicle Width | 1710 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2810 mm |
