1973 BMW 525 vs. 2007 BMW 120
To start off, 2007 BMW 120 is newer by 34 year(s). Which means there will be less support and parts availability for 1973 BMW 525. In addition, the cost of maintenance, including insurance, on 1973 BMW 525 would be higher. At 2,494 cc (6 cylinders), 1973 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 120 (148 HP @ 6200 RPM) has 5 more horse power than 1973 BMW 525. (143 HP @ 6000 RPM) In normal driving conditions, 2007 BMW 120 should accelerate faster than 1973 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1973 BMW 525 weights approximately 30 kg more than 2007 BMW 120.
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, 1973 BMW 525 (208 Nm @ 4000 RPM) has 8 more torque (in Nm) than 2007 BMW 120. (200 Nm @ 3600 RPM). This means 1973 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 120. 2007 BMW 120 has automatic transmission and 1973 BMW 525 has manual transmission. 1973 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 120 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 BMW 525 | 2007 BMW 120 | |
| Make | BMW | BMW |
| Model | 525 | 120 |
| Year Released | 1973 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 143 HP | 148 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 208 Nm | 200 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 192 km/hour | 195 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 10.6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1380 kg | 1350 kg |
| Vehicle Length | 4630 mm | 4230 mm |
| Vehicle Width | 1700 mm | 1440 mm |
| Vehicle Height | 1430 mm | 1760 mm |
| Wheelbase Size | 2640 mm | 2670 mm |
| Fuel Tank Capacity | 70 L | 50 L |
