2008 GMC Acadia vs. 2006 GMC Sierra
To start off, 2008 GMC Acadia is newer by 2 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 4,294 cc (6 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Acadia (275 HP) has 80 more horse power than 2006 GMC Sierra. (195 HP). In normal driving conditions, 2008 GMC Acadia should accelerate faster than 2006 GMC Sierra.
Because 2008 GMC Acadia is four wheel drive (4WD), it will have significant more traction and grip than 2006 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2008 GMC Acadia 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, 2006 GMC Sierra (354 Nm) has 14 more torque (in Nm) than 2008 GMC Acadia. (340 Nm). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Acadia.
Compare all specifications:
| 2008 GMC Acadia | 2006 GMC Sierra | |
| Make | GMC | GMC |
| Model | Acadia | Sierra |
| Year Released | 2008 | 2006 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 4294 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 275 HP | 195 HP |
| Torque | 340 Nm | 354 Nm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 6 seats |
| Vehicle Length | 5100 mm | 5850 mm |
| Vehicle Width | 1990 mm | 2000 mm |
| Vehicle Height | 1780 mm | 1850 mm |
| Wheelbase Size | 3030 mm | 3650 mm |
