1973 Humber Sceptre vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 18 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 1,725 cc (4 cylinders), 1973 Humber Sceptre is equipped with a bigger engine. In terms of performance, 1973 Humber Sceptre (79 HP @ 5200 RPM) has 23 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1973 Humber Sceptre should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Astra weights approximately 43 kg more than 1973 Humber Sceptre.
Because 1973 Humber Sceptre is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Humber Sceptre. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 1973 Humber Sceptre (123 Nm @ 3600 RPM) has 18 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1973 Humber Sceptre will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1973 Humber Sceptre | 1991 Opel Astra | |
| Make | Humber | Opel |
| Model | Sceptre | Astra |
| Year Released | 1973 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1725 cc | 1698 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 79 HP | 56 HP |
| Engine RPM | 5200 RPM | 4600 RPM |
| Torque | 123 Nm | 105 Nm |
| Torque RPM | 3600 RPM | 2400 RPM |
| Engine Bore Size | 81.5 mm | 82.5 mm |
| Engine Stroke Size | 82.6 mm | 79.5 mm |
| Engine Compression Ratio | 9.2:1 | 23.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 992 kg | 1035 kg |
| Vehicle Length | 4320 mm | 4250 mm |
| Vehicle Width | 1620 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2510 mm | 2530 mm |
| Fuel Tank Capacity | 45 L | 52 L |
