2007 GMC Sierra vs. 1974 Humber Sceptre
To start off, 2007 GMC Sierra is newer by 33 year(s). Which means there will be less support and parts availability for 1974 Humber Sceptre. In addition, the cost of maintenance, including insurance, on 1974 Humber Sceptre would be higher. At 6,172 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (403 HP @ 5700 RPM) has 324 more horse power than 1974 Humber Sceptre. (79 HP @ 5200 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1974 Humber Sceptre. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1486 kg more than 1974 Humber Sceptre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1974 Humber Sceptre. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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 GMC Sierra (565 Nm @ 4300 RPM) has 442 more torque (in Nm) than 1974 Humber Sceptre. (123 Nm @ 3600 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1974 Humber Sceptre.
Compare all specifications:
| 2007 GMC Sierra | 1974 Humber Sceptre | |
| Make | GMC | Humber |
| Model | Sierra | Sceptre |
| Year Released | 2007 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 6172 cc | 1725 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 403 HP | 79 HP |
| Engine RPM | 5700 RPM | 5200 RPM |
| Torque | 565 Nm | 123 Nm |
| Torque RPM | 4300 RPM | 3600 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2478 kg | 992 kg |
| Vehicle Length | 5850 mm | 4310 mm |
| Vehicle Width | 2040 mm | 1620 mm |
| Vehicle Height | 1880 mm | 1430 mm |
| Wheelbase Size | 3650 mm | 2510 mm |
| Fuel Tank Capacity | 98 L | 45 L |
