1979 BMW 728 vs. 1973 Humber Sceptre
To start off, 1979 BMW 728 is newer by 6 year(s). Which means there will be less support and parts availability for 1973 Humber Sceptre. In addition, the cost of maintenance, including insurance, on 1973 Humber Sceptre would be higher. At 2,788 cc (6 cylinders), 1979 BMW 728 is equipped with a bigger engine. In terms of performance, 1979 BMW 728 (181 HP @ 5800 RPM) has 102 more horse power than 1973 Humber Sceptre. (79 HP @ 5200 RPM). In normal driving conditions, 1979 BMW 728 should accelerate faster than 1973 Humber Sceptre. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 728 weights approximately 478 kg more than 1973 Humber Sceptre. 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 728 (240 Nm @ 4200 RPM) has 117 more torque (in Nm) than 1973 Humber Sceptre. (123 Nm @ 3600 RPM). This means 1979 BMW 728 will have an easier job in driving up hills or pulling heavy equipment than 1973 Humber Sceptre.
Compare all specifications:
| 1979 BMW 728 | 1973 Humber Sceptre | |
| Make | BMW | Humber |
| Model | 728 | Sceptre |
| Year Released | 1979 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 1725 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 79 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 240 Nm | 123 Nm |
| Torque RPM | 4200 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 81.5 mm |
| Engine Stroke Size | 80 mm | 82.6 mm |
| Engine Compression Ratio | 9.3:1 | 9.2:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 992 kg |
| Vehicle Length | 4870 mm | 4320 mm |
| Vehicle Width | 1810 mm | 1620 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2510 mm |
| Fuel Tank Capacity | 100 L | 45 L |
