1981 Buick LeSabre vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 32 year(s). Which means there will be less support and parts availability for 1981 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1981 Buick LeSabre would be higher. At 6,000 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (355 HP @ 5700 RPM) has 250 more horse power than 1981 Buick LeSabre. (105 HP @ 3200 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1981 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 639 kg more than 1981 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 GMC Sierra is all wheel drive (AWD), it will have significant more traction and grip than 1981 Buick LeSabre. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 GMC Sierra (565 Nm @ 4300 RPM) has 291 more torque (in Nm) than 1981 Buick LeSabre. (274 Nm @ 1600 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Buick LeSabre.
Compare all specifications:
| 1981 Buick LeSabre | 2013 GMC Sierra | |
| Make | Buick | GMC |
| Model | LeSabre | Sierra |
| Year Released | 1981 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 5736 cc | 6000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 105 HP | 355 HP |
| Engine RPM | 3200 RPM | 5700 RPM |
| Torque | 274 Nm | 565 Nm |
| Torque RPM | 1600 RPM | 4300 RPM |
| Fuel Type | Diesel | Flex Fuel |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Vehicle Weight | 1800 kg | 2439 kg |
| Vehicle Length | 5550 mm | 5847 mm |
| Vehicle Width | 1910 mm | 2032 mm |
| Vehicle Height | 1430 mm | 1872 mm |
| Wheelbase Size | 2950 mm | 3645 mm |
