2005 Buick LaCrosse vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 2 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 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (345 HP @ 5200 RPM) has 104 more horse power than 2005 Buick LaCrosse. (241 HP @ 5200 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2005 Buick LaCrosse.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Buick LaCrosse. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (515 Nm) has 210 more torque (in Nm) than 2005 Buick LaCrosse. (305 Nm). This means 2007 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 | 2007 GMC Sierra | |
| Make | Buick | GMC |
| Model | LaCrosse | Sierra |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 5998 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 241 HP | 345 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 305 Nm | 515 Nm |
| Engine Bore Size | 94 mm | 102 mm |
| Engine Stroke Size | 86 mm | 92 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5040 mm | 5850 mm |
| Vehicle Width | 1860 mm | 2000 mm |
| Vehicle Height | 1460 mm | 1910 mm |
| Wheelbase Size | 2820 mm | 3650 mm |
| Fuel Consumption | 8.7 L/100km | 14 L/100km |
| Fuel Consumption City | 12.4 L/100km | 17 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 64 L | 98 L |
