1980 Buick LeSabre vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 25 year(s). Which means there will be less support and parts availability for 1980 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1980 Buick LeSabre would be higher. At 4,802 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (285 HP) has 162 more horse power than 1980 Buick LeSabre. (123 HP) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1980 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 737 kg more than 1980 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1980 Buick LeSabre. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 GMC Sierra (400 Nm) has 121 more torque (in Nm) than 1980 Buick LeSabre. (279 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1980 Buick LeSabre. 1980 Buick LeSabre has automatic transmission and 2005 GMC Sierra has manual transmission. 2005 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1980 Buick LeSabre will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1980 Buick LeSabre | 2005 GMC Sierra | |
| Make | Buick | GMC |
| Model | LeSabre | Sierra |
| Year Released | 1980 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4129 cc | 4802 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 285 HP |
| Torque | 279 Nm | 400 Nm |
| Engine Bore Size | 100.7 mm | 96.1 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 3 seats |
| Vehicle Weight | 1580 kg | 2317 kg |
| Vehicle Length | 5550 mm | 5710 mm |
| Vehicle Width | 1910 mm | 2000 mm |
| Vehicle Height | 1430 mm | 1880 mm |
| Wheelbase Size | 2950 mm | 3380 mm |
