2004 BMW 320 vs. 1975 BMW 320
To start off, 2004 BMW 320 is newer by 29 year(s). Which means there will be less support and parts availability for 1975 BMW 320. In addition, the cost of maintenance, including insurance, on 1975 BMW 320 would be higher. At 2,171 cc (6 cylinders), 2004 BMW 320 is equipped with a bigger engine. In terms of performance, 2004 BMW 320 (174 HP @ 6100 RPM) has 65 more horse power than 1975 BMW 320. (109 HP @ 5800 RPM). In normal driving conditions, 2004 BMW 320 should accelerate faster than 1975 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 320 weights approximately 495 kg more than 1975 BMW 320. 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, 2004 BMW 320 (211 Nm @ 3500 RPM) has 54 more torque (in Nm) than 1975 BMW 320. (157 Nm @ 3700 RPM). This means 2004 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 2004 BMW 320 | 1975 BMW 320 | |
| Make | BMW | BMW |
| Model | 320 | 320 |
| Year Released | 2004 | 1975 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1990 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 174 HP | 109 HP |
| Engine RPM | 6100 RPM | 5800 RPM |
| Torque | 211 Nm | 157 Nm |
| Torque RPM | 3500 RPM | 3700 RPM |
| Engine Bore Size | 80 mm | 89 mm |
| Engine Stroke Size | 72 mm | 80 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1120 kg |
| Vehicle Length | 4490 mm | 4360 mm |
| Vehicle Width | 1760 mm | 1620 mm |
| Vehicle Height | 1380 mm | 1350 mm |
| Wheelbase Size | 2730 mm | 2580 mm |
| Fuel Tank Capacity | 63 L | 52 L |
