1972 BMW 520 vs. 2007 Cadillac BLS
To start off, 2007 Cadillac BLS is newer by 35 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 1,998 cc (4 cylinders), 2007 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2007 Cadillac BLS (207 HP @ 5300 RPM) has 57 more horse power than 1972 BMW 520. (150 HP @ 5900 RPM) In normal driving conditions, 2007 Cadillac BLS should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac BLS weights approximately 115 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, 2007 Cadillac BLS, 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, 2007 Cadillac BLS (300 Nm @ 2500 RPM) has 110 more torque (in Nm) than 1972 BMW 520. (190 Nm @ 4200 RPM). This means 2007 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520. 2007 Cadillac BLS has automatic transmission and 1972 BMW 520 has manual transmission. 1972 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac BLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1972 BMW 520 | 2007 Cadillac BLS | |
| Make | BMW | Cadillac |
| Model | 520 | BLS |
| Year Released | 1972 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 150 HP | 207 HP |
| Engine RPM | 5900 RPM | 5300 RPM |
| Torque | 190 Nm | 300 Nm |
| Torque RPM | 4200 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 86 mm |
| Engine Stroke Size | 66 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Top Speed | 211 km/hour | 235 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 7.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1560 kg |
| Vehicle Length | 4630 mm | 4690 mm |
| Vehicle Width | 1700 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2770 mm | 2680 mm |
| Fuel Consumption Overall | 9.2 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 80 L | 58 L |
