1978 BMW 730 vs. 2007 BMW 750
To start off, 2007 BMW 750 is newer by 29 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 4,797 cc (8 cylinders), 2007 BMW 750 is equipped with a bigger engine. In terms of performance, 2007 BMW 750 (360 HP @ 6300 RPM) has 175 more horse power than 1978 BMW 730. (185 HP @ 5800 RPM) In normal driving conditions, 2007 BMW 750 should accelerate faster than 1978 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 750 weights approximately 325 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.
Because 2007 BMW 750 is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 BMW 750 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, 2007 BMW 750 (488 Nm @ 3400 RPM) has 258 more torque (in Nm) than 1978 BMW 730. (230 Nm @ 4000 RPM). This means 2007 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 730. 2007 BMW 750 has automatic transmission and 1978 BMW 730 has manual transmission. 1978 BMW 730 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 750 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 BMW 730 | 2007 BMW 750 | |
| Make | BMW | BMW |
| Model | 730 | 750 |
| Year Released | 1978 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 4797 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 360 HP |
| Engine RPM | 5800 RPM | 6300 RPM |
| Torque | 230 Nm | 488 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1835 kg |
| Vehicle Length | 4870 mm | 5050 mm |
| Vehicle Width | 1810 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1500 mm |
| Wheelbase Size | 2810 mm | 3000 mm |
