2005 Buick LaCrosse vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Buick LaCrosse. In addition, the cost of maintenance, including insurance, on 2005 Buick LaCrosse would be higher. At 4,802 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (285 HP @ 5200 RPM) has 84 more horse power than 2005 Buick LaCrosse. (201 HP @ 5200 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2005 Buick LaCrosse. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 678 kg more than 2005 Buick LaCrosse. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 2005 Buick LaCrosse, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 GMC Sierra (400 Nm) has 88 more torque (in Nm) than 2005 Buick LaCrosse. (312 Nm). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Buick LaCrosse.
Compare all specifications:
| 2005 Buick LaCrosse | 2006 GMC Sierra | |
| Make | Buick | GMC |
| Model | LaCrosse | Sierra |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 4802 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 201 HP | 285 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 312 Nm | 400 Nm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 2263 kg |
| Vehicle Length | 5040 mm | 5850 mm |
| Vehicle Width | 1860 mm | 2000 mm |
| Vehicle Height | 1460 mm | 1850 mm |
| Wheelbase Size | 2800 mm | 3650 mm |
| Fuel Consumption | 8.1 L/100km | 11.2 L/100km |
| Fuel Consumption City | 11.8 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 64 L | 98 L |
