1977 Buick LeSabre vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 29 year(s). Which means there will be less support and parts availability for 1977 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1977 Buick LeSabre would be higher. At 5,358 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 132 more horse power than 1977 Buick LeSabre. (163 HP @ 4000 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1977 Buick LeSabre.
Let's talk about torque, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 125 more torque (in Nm) than 1977 Buick LeSabre. (329 Nm @ 2800 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1977 Buick LeSabre.
Compare all specifications:
| 1977 Buick LeSabre | 2006 GMC Sierra | |
| Make | Buick | GMC |
| Model | LeSabre | Sierra |
| Year Released | 1977 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 5358 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 163 HP | 295 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 329 Nm | 454 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Length | 5550 mm | 5850 mm |
| Vehicle Width | 1910 mm | 2000 mm |
| Vehicle Height | 1430 mm | 1810 mm |
| Wheelbase Size | 2950 mm | 3650 mm |
