2009 GMC Acadia vs. 2007 GMC Sierra
To start off, 2009 GMC Acadia is newer by 2 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 24 more horse power than 2009 GMC Acadia. (288 HP @ 6300 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2009 GMC Acadia.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 GMC Acadia. 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 (506 Nm @ 4400 RPM) has 140 more torque (in Nm) than 2009 GMC Acadia. (366 Nm @ 3400 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Acadia.
Compare all specifications:
| 2009 GMC Acadia | 2007 GMC Sierra | |
| Make | GMC | GMC |
| Model | Acadia | Sierra |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 288 HP | 312 HP |
| Engine RPM | 6300 RPM | 4400 RPM |
| Torque | 366 Nm | 506 Nm |
| Torque RPM | 3400 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 8 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2435 kg | 2435 kg |
| Vehicle Length | 5100 mm | 6580 mm |
| Vehicle Width | 1990 mm | 2440 mm |
| Vehicle Height | 1780 mm | 1940 mm |
| Wheelbase Size | 3030 mm | 4250 mm |
| Fuel Consumption Overall | 12.4 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 83 L | 129 L |
