2009 Chevrolet Avalanche vs. 2005 GMC Sierra
To start off, 2009 Chevrolet Avalanche is newer by 4 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 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Avalanche (310 HP) has 10 more horse power than 2005 GMC Sierra. (300 HP). In normal driving conditions, 2009 Chevrolet Avalanche should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 733 kg more than 2009 Chevrolet Avalanche.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 Chevrolet Avalanche. 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 (488 Nm) has 34 more torque (in Nm) than 2009 Chevrolet Avalanche. (454 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Avalanche.
Compare all specifications:
| 2009 Chevrolet Avalanche | 2005 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Avalanche | Sierra |
| Year Released | 2009 | 2005 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 310 HP | 300 HP |
| Torque | 454 Nm | 488 Nm |
| Engine Compression Ratio | 10.7:1 | 9.4:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 6 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2141 kg | 2874 kg |
| Vehicle Length | 5630 mm | 6510 mm |
| Vehicle Width | 2020 mm | 2030 mm |
| Vehicle Height | 1950 mm | 1960 mm |
| Wheelbase Size | 3310 mm | 4250 mm |
| Fuel Tank Capacity | 117 L | 129 L |
