2000 GMC Sierra vs. 1971 Riley 4
To start off, 2000 GMC Sierra is newer by 29 year(s). Which means there will be less support and parts availability for 1971 Riley 4. In addition, the cost of maintenance, including insurance, on 1971 Riley 4 would be higher. At 4,293 cc (6 cylinders), 2000 GMC Sierra is equipped with a bigger engine. In terms of performance, 2000 GMC Sierra (197 HP @ 4600 RPM) has 130 more horse power than 1971 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 2000 GMC Sierra should accelerate faster than 1971 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2000 GMC Sierra weights approximately 627 kg more than 1971 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1971 Riley 4. In wet, icy, snow, or gravel driving conditions, 2000 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, 2000 GMC Sierra (353 Nm @ 2800 RPM) has 232 more torque (in Nm) than 1971 Riley 4. (121 Nm @ 2500 RPM). This means 2000 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1971 Riley 4.
Compare all specifications:
| 2000 GMC Sierra | 1971 Riley 4 | |
| Make | GMC | Riley |
| Model | Sierra | 4 |
| Year Released | 2000 | 1971 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 197 HP | 67 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 353 Nm | 121 Nm |
| Torque RPM | 2800 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1775 kg | 1148 kg |
| Vehicle Length | 5170 mm | 4540 mm |
| Vehicle Width | 2000 mm | 1620 mm |
| Vehicle Height | 1810 mm | 1510 mm |
| Wheelbase Size | 3030 mm | 2530 mm |
