2005 Chevrolet Avalanche vs. 2011 Toyota Sienna
To start off, 2011 Toyota Sienna 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 8,128 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Avalanche (320 HP @ 5600 RPM) has 54 more horse power than 2011 Toyota Sienna. (266 HP @ 6200 RPM). In normal driving conditions, 2005 Chevrolet Avalanche should accelerate faster than 2011 Toyota Sienna. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 904 kg more than 2011 Toyota Sienna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Chevrolet Avalanche (597 Nm) has 265 more torque (in Nm) than 2011 Toyota Sienna. (332 Nm). This means 2005 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2011 Toyota Sienna.
Compare all specifications:
| 2005 Chevrolet Avalanche | 2011 Toyota Sienna | |
| Make | Chevrolet | Toyota |
| Model | Avalanche | Sienna |
| Year Released | 2005 | 2011 |
| Body Type | Pickup | Minivan |
| Engine Position | Front | Front |
| Engine Size | 8128 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 320 HP | 266 HP |
| Engine RPM | 5600 RPM | 6200 RPM |
| Torque | 597 Nm | 332 Nm |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2984 kg | 2080 kg |
| Vehicle Length | 5640 mm | 5085 mm |
| Vehicle Width | 2030 mm | 1984 mm |
| Vehicle Height | 1880 mm | 1811 mm |
| Wheelbase Size | 3310 mm | 3030 mm |
| Fuel Tank Capacity | 140 L | 76 L |
