2001 GMC Sierra vs. 1981 Buick Century
To start off, 2001 GMC Sierra is newer by 20 year(s). Which means there will be less support and parts availability for 1981 Buick Century. In addition, the cost of maintenance, including insurance, on 1981 Buick Century would be higher. At 5,967 cc (8 cylinders), 2001 GMC Sierra is equipped with a bigger engine. In terms of performance, 2001 GMC Sierra (321 HP @ 5000 RPM) has 217 more horse power than 1981 Buick Century. (104 HP @ 4000 RPM). In normal driving conditions, 2001 GMC Sierra should accelerate faster than 1981 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 2001 GMC Sierra weights approximately 840 kg more than 1981 Buick Century. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Buick Century. In wet, icy, snow, or gravel driving conditions, 2001 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, 2001 GMC Sierra (370 Nm @ 4000 RPM) has 152 more torque (in Nm) than 1981 Buick Century. (218 Nm @ 2000 RPM). This means 2001 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Buick Century.
Compare all specifications:
| 2001 GMC Sierra | 1981 Buick Century | |
| Make | GMC | Buick |
| Model | Sierra | Century |
| Year Released | 2001 | 1981 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 3214 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 321 HP | 104 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 370 Nm | 218 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2270 kg | 1430 kg |
| Vehicle Length | 6270 mm | 4990 mm |
| Vehicle Width | 2000 mm | 1790 mm |
| Vehicle Height | 1800 mm | 1410 mm |
| Wheelbase Size | 3650 mm | 2760 mm |
