1999 GMC Sierra vs. 1957 Rover P4
To start off, 1999 GMC Sierra is newer by 42 year(s). Which means there will be less support and parts availability for 1957 Rover P4. In addition, the cost of maintenance, including insurance, on 1957 Rover P4 would be higher. At 4,784 cc (6 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 1999 GMC Sierra (267 HP @ 5200 RPM) has 216 more horse power than 1957 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 1999 GMC Sierra should accelerate faster than 1957 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 425 kg more than 1957 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1957 Rover P4. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 GMC Sierra (386 Nm @ 4000 RPM) has 248 more torque (in Nm) than 1957 Rover P4. (138 Nm @ 2000 RPM). This means 1999 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1957 Rover P4.
Compare all specifications:
| 1999 GMC Sierra | 1957 Rover P4 | |
| Make | GMC | Rover |
| Model | Sierra | P4 |
| Year Released | 1999 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 4784 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 267 HP | 51 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 386 Nm | 138 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1805 kg | 1380 kg |
| Vehicle Length | 5170 mm | 4550 mm |
| Vehicle Width | 2000 mm | 1680 mm |
| Vehicle Height | 1810 mm | 1620 mm |
| Wheelbase Size | 3030 mm | 2830 mm |
