2008 GMC Sierra vs. 1986 Holden Astra
To start off, 2008 GMC Sierra is newer by 22 year(s). Which means there will be less support and parts availability for 1986 Holden Astra. In addition, the cost of maintenance, including insurance, on 1986 Holden Astra would be higher. At 6,000 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (364 HP @ 5400 RPM) has 294 more horse power than 1986 Holden Astra. (70 HP @ 5000 RPM). In normal driving conditions, 2008 GMC Sierra should accelerate faster than 1986 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 1764 kg more than 1986 Holden Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1986 Holden Astra. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 382 more torque (in Nm) than 1986 Holden Astra. (124 Nm @ 2800 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1986 Holden Astra. 2008 GMC Sierra has automatic transmission and 1986 Holden Astra has manual transmission. 1986 Holden Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 GMC Sierra | 1986 Holden Astra | |
| Make | GMC | Holden |
| Model | Sierra | Astra |
| Year Released | 2008 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 6000 cc | 1597 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 364 HP | 70 HP |
| Engine RPM | 5400 RPM | 5000 RPM |
| Torque | 506 Nm | 124 Nm |
| Torque RPM | 4400 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2659 kg | 895 kg |
| Vehicle Length | 5710 mm | 3970 mm |
| Vehicle Width | 2040 mm | 1630 mm |
| Vehicle Height | 1940 mm | 1400 mm |
| Wheelbase Size | 3380 mm | 2420 mm |
