1993 BMW M3 vs. 1975 BMW 320
To start off, 1993 BMW M3 is newer by 18 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 2,990 cc (6 cylinders), 1993 BMW M3 is equipped with a bigger engine. In terms of performance, 1993 BMW M3 (281 HP @ 7000 RPM) has 172 more horse power than 1975 BMW 320. (109 HP @ 5800 RPM). In normal driving conditions, 1993 BMW M3 should accelerate faster than 1975 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 1993 BMW M3 weights approximately 340 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, 1993 BMW M3 (321 Nm @ 3600 RPM) has 164 more torque (in Nm) than 1975 BMW 320. (157 Nm @ 3700 RPM). This means 1993 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 1993 BMW M3 | 1975 BMW 320 | |
| Make | BMW | BMW |
| Model | M3 | 320 |
| Year Released | 1993 | 1975 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2990 cc | 1990 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 281 HP | 109 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 321 Nm | 157 Nm |
| Torque RPM | 3600 RPM | 3700 RPM |
| Engine Bore Size | 86 mm | 89 mm |
| Engine Stroke Size | 85.8 mm | 80 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1460 kg | 1120 kg |
| Vehicle Length | 4440 mm | 4360 mm |
| Vehicle Width | 1800 mm | 1620 mm |
| Vehicle Height | 1340 mm | 1350 mm |
| Wheelbase Size | 2710 mm | 2580 mm |
| Fuel Tank Capacity | 65 L | 52 L |
