2009 Chevrolet Tahoe vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Chevrolet Tahoe. In addition, the cost of maintenance, including insurance, on 2009 Chevrolet Tahoe would be higher. At 5,999 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (353 HP @ 5400 RPM) has 32 more horse power than 2009 Chevrolet Tahoe. (321 HP @ 5200 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 2009 Chevrolet Tahoe. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 1330 kg more than 2009 Chevrolet Tahoe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 Chevrolet Tahoe. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 GMC Sierra (506 Nm @ 4400 RPM) has 45 more torque (in Nm) than 2009 Chevrolet Tahoe. (461 Nm @ 4200 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Tahoe.
Compare all specifications:
| 2009 Chevrolet Tahoe | 2012 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Tahoe | Sierra |
| Year Released | 2009 | 2012 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 321 HP | 353 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 461 Nm | 506 Nm |
| Torque RPM | 4200 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1105 kg | 2435 kg |
| Vehicle Length | 5140 mm | 6340 mm |
| Vehicle Width | 2010 mm | 2040 mm |
| Vehicle Height | 1960 mm | 1950 mm |
| Wheelbase Size | 2950 mm | 4010 mm |
| Fuel Consumption Overall | 14.7 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 98 L | 129 L |
