1972 Humber Sceptre vs. 1973 Pontiac Firebird
To start off, 1973 Pontiac Firebird is newer by 1 year(s). Which means there will be less support and parts availability for 1972 Humber Sceptre. In addition, the cost of maintenance, including insurance, on 1972 Humber Sceptre would be higher. At 7,467 cc (8 cylinders), 1973 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1973 Pontiac Firebird (335 HP @ 4800 RPM) has 253 more horse power than 1972 Humber Sceptre. (82 HP @ 5200 RPM) In normal driving conditions, 1973 Pontiac Firebird should accelerate faster than 1972 Humber Sceptre. With that said, vehicle weight also plays an important factor in acceleration. 1973 Pontiac Firebird weights approximately 458 kg more than 1972 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.
Compare all specifications:
| 1972 Humber Sceptre | 1973 Pontiac Firebird | |
| Make | Humber | Pontiac |
| Model | Sceptre | Firebird |
| Year Released | 1972 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1725 cc | 7467 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 82 HP | 335 HP |
| Engine RPM | 5200 RPM | 4800 RPM |
| Engine Bore Size | 81.5 mm | 104.9 mm |
| Engine Stroke Size | 82.6 mm | 108 mm |
| Engine Compression Ratio | 9.2:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 992 kg | 1450 kg |
| Vehicle Length | 4320 mm | 4870 mm |
| Vehicle Width | 1620 mm | 1880 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2510 mm | 2750 mm |
