1999 BMW 330 vs. 1975 BMW 320
To start off, 1999 BMW 330 is newer by 24 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 2,979 cc (6 cylinders), 1999 BMW 330 is equipped with a bigger engine. In terms of performance, 1999 BMW 330 (184 HP @ 4000 RPM) has 75 more horse power than 1975 BMW 320. (109 HP @ 5800 RPM). In normal driving conditions, 1999 BMW 330 should accelerate faster than 1975 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW 330 weights approximately 575 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.
Because 1999 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 1975 BMW 320. In wet, icy, snow, or gravel driving conditions, 1999 BMW 330 will offer significantly more control. 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, 1999 BMW 330 (400 Nm @ 1750 RPM) has 243 more torque (in Nm) than 1975 BMW 320. (157 Nm @ 3700 RPM). This means 1999 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 1999 BMW 330 | 1975 BMW 320 | |
| Make | BMW | BMW |
| Model | 330 | 320 |
| Year Released | 1999 | 1975 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1990 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 184 HP | 109 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 400 Nm | 157 Nm |
| Torque RPM | 1750 RPM | 3700 RPM |
| Engine Compression Ratio | 18.0:1 | 8.1:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1695 kg | 1120 kg |
| Vehicle Length | 4480 mm | 4360 mm |
| Vehicle Width | 1750 mm | 1620 mm |
| Vehicle Height | 1420 mm | 1350 mm |
| Wheelbase Size | 2730 mm | 2580 mm |
| Fuel Tank Capacity | 63 L | 52 L |
