2005 Chevrolet Avalanche vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Avalanche. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Avalanche would be higher. At 5,325 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (302 HP @ 5600 RPM) has 7 more horse power than 2005 Chevrolet Avalanche. (295 HP @ 5600 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2005 Chevrolet Avalanche. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 156 kg more than 2011 GMC Sierra.
Let's talk about torque, 2005 Chevrolet Avalanche (447 Nm) has 34 more torque (in Nm) than 2011 GMC Sierra. (413 Nm). This means 2005 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2011 GMC Sierra.
Compare all specifications:
| 2005 Chevrolet Avalanche | 2011 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Avalanche | Sierra |
| Year Released | 2005 | 2011 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5325 cc | 4800 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 295 HP | 302 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 447 Nm | 413 Nm |
| Transmission Type | Automatic | 4-speed automatic |
| Vehicle Weight | 2467 kg | 2311 kg |
| Vehicle Length | 5640 mm | 5847 mm |
| Vehicle Width | 2030 mm | 2032 mm |
| Vehicle Height | 1880 mm | 1875 mm |
| Wheelbase Size | 3310 mm | 3645 mm |
| Fuel Consumption | 12.4 L/100km | 12.4 L/100km |
| Fuel Consumption City | 16.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 117 L | 98 L |
