2002 Chevrolet Astro vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 9 year(s). Which means there will be less support and parts availability for 2002 Chevrolet Astro. In addition, the cost of maintenance, including insurance, on 2002 Chevrolet Astro would be higher. At 4,800 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (302 HP @ 5600 RPM) has 115 more horse power than 2002 Chevrolet Astro. (187 HP @ 4400 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2002 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 231 kg more than 2002 Chevrolet Astro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 2011 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2002 Chevrolet Astro 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, 2011 GMC Sierra (413 Nm @ 4600 RPM) has 74 more torque (in Nm) than 2002 Chevrolet Astro. (339 Nm @ 2800 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2002 Chevrolet Astro.
Compare all specifications:
| 2002 Chevrolet Astro | 2011 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Astro | Sierra |
| Year Released | 2002 | 2011 |
| Body Type | Minivan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4294 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 187 HP | 302 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 339 Nm | 413 Nm |
| Torque RPM | 2800 RPM | 4600 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 2080 kg | 2311 kg |
| Vehicle Length | 4830 mm | 5847 mm |
| Vehicle Width | 1980 mm | 2032 mm |
| Vehicle Height | 1910 mm | 1875 mm |
| Wheelbase Size | 2830 mm | 3645 mm |
| Fuel Tank Capacity | 102 L | 98 L |
