1981 BMW 745 vs. 1975 BMW 1602
To start off, 1981 BMW 745 is newer by 6 year(s). Which means there will be less support and parts availability for 1975 BMW 1602. In addition, the cost of maintenance, including insurance, on 1975 BMW 1602 would be higher. At 3,430 cc (6 cylinders), 1981 BMW 745 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 167 more horse power than 1975 BMW 1602. (85 HP @ 5800 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 1975 BMW 1602. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 660 kg more than 1975 BMW 1602. 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 250 more torque (in Nm) than 1975 BMW 1602. (130 Nm @ 3500 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 1602.
Compare all specifications:
| 1981 BMW 745 | 1975 BMW 1602 | |
| Make | BMW | BMW |
| Model | 745 | 1602 |
| Year Released | 1981 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 1574 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 85 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 380 Nm | 130 Nm |
| Torque RPM | 2200 RPM | 3500 RPM |
| Engine Compression Ratio | 8.0:1 | 8.6:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1590 kg | 930 kg |
| Vehicle Length | 4870 mm | 4240 mm |
| Vehicle Width | 1810 mm | 1600 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2510 mm |
| Fuel Tank Capacity | 100 L | 50 L |
