1979 BMW 735 vs. 1978 BMW 730
To start off, 1979 BMW 735 is newer by 1 year(s). Which means there will be less support and parts availability for 1978 BMW 730. In addition, the cost of maintenance, including insurance, on 1978 BMW 730 would be higher. At 3,451 cc (6 cylinders), 1979 BMW 735 is equipped with a bigger engine. In terms of performance, 1979 BMW 735 (218 HP @ 5200 RPM) has 33 more horse power than 1978 BMW 730. (185 HP @ 5800 RPM). In normal driving conditions, 1979 BMW 735 should accelerate faster than 1978 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 735 weights approximately 20 kg more than 1978 BMW 730. 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, 1979 BMW 735 (309 Nm @ 4000 RPM) has 79 more torque (in Nm) than 1978 BMW 730. (230 Nm @ 4000 RPM). This means 1979 BMW 735 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 730.
Compare all specifications:
| 1979 BMW 735 | 1978 BMW 730 | |
| Make | BMW | BMW |
| Model | 735 | 730 |
| Year Released | 1979 | 1978 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3451 cc | 2788 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 218 HP | 185 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 309 Nm | 230 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1510 kg |
| Vehicle Length | 4870 mm | 4870 mm |
| Vehicle Width | 1810 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2810 mm | 2810 mm |
