1972 BMW 520 vs. 2004 Buick Regal
To start off, 2004 Buick Regal is newer by 32 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 3,791 cc (6 cylinders), 2004 Buick Regal is equipped with a bigger engine. In terms of performance, 2004 Buick Regal (201 HP @ 5200 RPM) has 51 more horse power than 1972 BMW 520. (150 HP @ 5900 RPM) In normal driving conditions, 2004 Buick Regal should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2004 Buick Regal weights approximately 105 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.
Because 1972 BMW 520 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1972 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 2004 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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, 2004 Buick Regal (305 Nm) has 115 more torque (in Nm) than 1972 BMW 520. (190 Nm). This means 2004 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 1972 BMW 520 | 2004 Buick Regal | |
| Make | BMW | Buick |
| Model | 520 | Regal |
| Year Released | 1972 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 150 HP | 201 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 190 Nm | 305 Nm |
| Engine Bore Size | 80 mm | 97 mm |
| Engine Stroke Size | 66 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1550 kg |
| Vehicle Length | 4630 mm | 4990 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2780 mm |
| Fuel Consumption | 7.3 L/100km | 7.8 L/100km |
| Fuel Consumption City | 12.4 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 9.2 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 80 L | 64 L |
