2009 GMC Sierra vs. 2001 Holden Astra
To start off, 2009 GMC Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Holden Astra. In addition, the cost of maintenance, including insurance, on 2001 Holden Astra 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 283 more horse power than 2001 Holden Astra. (120 HP @ 5600 RPM). In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2001 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 1509 kg more than 2001 Holden Astra. 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 2001 Holden Astra. 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 400 more torque (in Nm) than 2001 Holden Astra. (165 Nm @ 3600 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2001 Holden Astra.
Compare all specifications:
| 2009 GMC Sierra | 2001 Holden Astra | |
| Make | GMC | Holden |
| Model | Sierra | Astra |
| Year Released | 2009 | 2001 |
| Body Type | Pickup | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 403 HP | 120 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 565 Nm | 165 Nm |
| Torque RPM | 4300 RPM | 3600 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 2659 kg | 1150 kg |
| Vehicle Length | 5850 mm | 4120 mm |
| Vehicle Width | 2040 mm | 1720 mm |
| Vehicle Height | 1880 mm | 1430 mm |
| Wheelbase Size | 3650 mm | 2610 mm |
