2008 Chevrolet Avalanche vs. 2011 Chevrolet Impala
To start off, 2011 Chevrolet Impala is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Chevrolet Avalanche. In addition, the cost of maintenance, including insurance, on 2008 Chevrolet Avalanche would be higher. At 5,300 cc (8 cylinders), 2008 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2008 Chevrolet Avalanche (320 HP @ 5200 RPM) has 109 more horse power than 2011 Chevrolet Impala. (211 HP @ 5800 RPM). In normal driving conditions, 2008 Chevrolet Avalanche should accelerate faster than 2011 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2008 Chevrolet Avalanche weights approximately 589 kg more than 2011 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Chevrolet Avalanche is four wheel drive (4WD), it will have significant more traction and grip than 2011 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2008 Chevrolet Avalanche 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, 2008 Chevrolet Avalanche (461 Nm @ 4200 RPM) has 168 more torque (in Nm) than 2011 Chevrolet Impala. (293 Nm @ 4000 RPM). This means 2008 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2011 Chevrolet Impala.
Compare all specifications:
| 2008 Chevrolet Avalanche | 2011 Chevrolet Impala | |
| Make | Chevrolet | Chevrolet |
| Model | Avalanche | Impala |
| Year Released | 2008 | 2011 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 320 HP | 211 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 461 Nm | 293 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2202 kg | 1613 kg |
| Vehicle Length | 5630 mm | 5090 mm |
| Vehicle Width | 2020 mm | 1852 mm |
| Vehicle Height | 1950 mm | 1491 mm |
| Wheelbase Size | 3310 mm | 2807 mm |
| Fuel Consumption Highway | 11.2 L/100km | 8.1 L/100km |
| Fuel Consumption City | 15.7 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 117 L | 64 L |
