2008 GMC Sierra vs. 1973 Holden Monaro
To start off, 2008 GMC Sierra is newer by 35 year(s). Which means there will be less support and parts availability for 1973 Holden Monaro. In addition, the cost of maintenance, including insurance, on 1973 Holden Monaro 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 (353 HP @ 5400 RPM) has 237 more horse power than 1973 Holden Monaro. (116 HP @ 4400 RPM). In normal driving conditions, 2008 GMC Sierra should accelerate faster than 1973 Holden Monaro. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 1315 kg more than 1973 Holden Monaro. 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 1973 Holden Monaro. 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 278 more torque (in Nm) than 1973 Holden Monaro. (228 Nm @ 2000 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Holden Monaro.
Compare all specifications:
| 2008 GMC Sierra | 1973 Holden Monaro | |
| Make | GMC | Holden |
| Model | Sierra | Monaro |
| Year Released | 2008 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 6000 cc | 2834 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 353 HP | 116 HP |
| Engine RPM | 5400 RPM | 4400 RPM |
| Torque | 506 Nm | 228 Nm |
| Torque RPM | 4400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 2659 kg | 1344 kg |
| Vehicle Length | 5720 mm | 4770 mm |
| Vehicle Width | 2440 mm | 1890 mm |
| Vehicle Height | 1960 mm | 1360 mm |
| Wheelbase Size | 3380 mm | 2830 mm |
