2007 Buick LaCrosse vs. 2005 GMC Sierra
To start off, 2007 Buick LaCrosse is newer by 2 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra 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 85 more horse power than 2007 Buick LaCrosse. (200 HP) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2007 Buick LaCrosse. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 367 kg more than 2007 Buick LaCrosse. 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 2007 Buick LaCrosse. 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 88 more torque (in Nm) than 2007 Buick LaCrosse. (312 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Buick LaCrosse. 2007 Buick LaCrosse 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. 2007 Buick LaCrosse will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Buick LaCrosse | 2005 GMC Sierra | |
| Make | Buick | GMC |
| Model | LaCrosse | Sierra |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4802 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 200 HP | 285 HP |
| Torque | 312 Nm | 400 Nm |
| Engine Bore Size | 96.5 mm | 96.1 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Engine Compression Ratio | 9.4:1 | 9.5:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1950 kg | 2317 kg |
| Vehicle Length | 5040 mm | 5710 mm |
| Vehicle Width | 1860 mm | 2000 mm |
| Vehicle Height | 1460 mm | 1880 mm |
| Wheelbase Size | 2810 mm | 3380 mm |
| Fuel Tank Capacity | 64 L | 129 L |
