2004 BMW 325 vs. 1977 BMW 520
To start off, 2004 BMW 325 is newer by 27 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 2,494 cc (6 cylinders), 2004 BMW 325 is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (120 HP @ 6000 RPM) has 4 more horse power than 2004 BMW 325. (116 HP @ 4800 RPM) In normal driving conditions, 1977 BMW 520 should accelerate faster than 2004 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 325 weights approximately 25 kg more than 1977 BMW 520.
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, 2004 BMW 325 (222 Nm @ 1900 RPM) has 62 more torque (in Nm) than 1977 BMW 520. (160 Nm @ 4000 RPM). This means 2004 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
| 2004 BMW 325 | 1977 BMW 520 | |
| Make | BMW | BMW |
| Model | 325 | 520 |
| Year Released | 2004 | 1977 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1990 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 116 HP | 120 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 222 Nm | 160 Nm |
| Torque RPM | 1900 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 80 mm |
| Engine Stroke Size | 83 mm | 66 mm |
| Engine Compression Ratio | 22.0:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 198 km/hour | 180 km/hour |
| Acceleration 0-100mph | 12 seconds | 12 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1335 kg | 1310 kg |
| Vehicle Length | 4440 mm | 4630 mm |
| Vehicle Width | 1700 mm | 1700 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2640 mm |
| Fuel Tank Capacity | 65 L | 70 L |
