2009 Alpina B7 vs. 1980 BMW 725
To start off, 2009 Alpina B7 is newer by 29 year(s). Which means there will be less support and parts availability for 1980 BMW 725. In addition, the cost of maintenance, including insurance, on 1980 BMW 725 would be higher. At 4,396 cc (8 cylinders), 2009 Alpina B7 is equipped with a bigger engine. In terms of performance, 2009 Alpina B7 (493 HP @ 5500 RPM) has 345 more horse power than 1980 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 2009 Alpina B7 should accelerate faster than 1980 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, 2009 Alpina B7 (700 Nm @ 4250 RPM) has 485 more torque (in Nm) than 1980 BMW 725. (215 Nm @ 4000 RPM). This means 2009 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW 725.
Compare all specifications:
| 2009 Alpina B7 | 1980 BMW 725 | |
| Make | Alpina | BMW |
| Model | B7 | 725 |
| Year Released | 2009 | 1980 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 2495 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 493 HP | 148 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 700 Nm | 215 Nm |
| Torque RPM | 4250 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 71.6 mm |
| Engine Compression Ratio | 9.0:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5050 mm | 4870 mm |
| Vehicle Width | 1910 mm | 1810 mm |
| Vehicle Height | 1480 mm | 1440 mm |
| Wheelbase Size | 3000 mm | 2810 mm |
