2005 Chevrolet Astro vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Astro. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Astro would be higher. At 6,199 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (403 HP @ 5700 RPM) has 216 more horse power than 2005 Chevrolet Astro. (187 HP @ 4400 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2005 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 709 kg more than 2005 Chevrolet Astro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Chevrolet Astro. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 GMC Sierra (565 Nm @ 4300 RPM) has 226 more torque (in Nm) than 2005 Chevrolet Astro. (339 Nm @ 2800 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Astro.
Compare all specifications:
| 2005 Chevrolet Astro | 2009 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Astro | Sierra |
| Year Released | 2005 | 2009 |
| Body Type | Minivan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4294 cc | 6199 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 187 HP | 403 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Torque | 339 Nm | 565 Nm |
| Torque RPM | 2800 RPM | 4300 RPM |
| Drive Type | Rear | 4WD |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1950 kg | 2659 kg |
| Vehicle Length | 4830 mm | 5850 mm |
| Vehicle Width | 1980 mm | 2040 mm |
| Vehicle Height | 1910 mm | 1880 mm |
| Wheelbase Size | 2830 mm | 3650 mm |
| Fuel Tank Capacity | 117 L | 98 L |
