1972 BMW 520 vs. 1974 Buick GS
To start off, 1974 Buick GS is newer by 2 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 5,724 cc (6 cylinders), 1974 Buick GS is equipped with a bigger engine. In terms of performance, 1974 Buick GS (190 HP @ 4000 RPM) has 77 more horse power than 1972 BMW 520. (113 HP @ 5800 RPM) In normal driving conditions, 1974 Buick GS should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1974 Buick GS weights approximately 400 kg more than 1972 BMW 520. 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, 1974 Buick GS (394 Nm @ 2800 RPM) has 229 more torque (in Nm) than 1972 BMW 520. (165 Nm @ 3700 RPM). This means 1974 Buick GS will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 1972 BMW 520 | 1974 Buick GS | |
| Make | BMW | Buick |
| Model | 520 | GS |
| Year Released | 1972 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1989 cc | 5724 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 113 HP | 190 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 165 Nm | 394 Nm |
| Torque RPM | 3700 RPM | 2800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1230 kg | 1630 kg |
| Vehicle Length | 4630 mm | 5180 mm |
| Vehicle Width | 1700 mm | 1960 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2640 mm | 2860 mm |
