2007 GMC Sierra vs. 1974 Holden Torana
To start off, 2007 GMC Sierra is newer by 33 year(s). Which means there will be less support and parts availability for 1974 Holden Torana. In addition, the cost of maintenance, including insurance, on 1974 Holden Torana would be higher. At 5,997 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (353 HP @ 5400 RPM) has 171 more horse power than 1974 Holden Torana. (182 HP @ 4400 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1974 Holden Torana. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1072 kg more than 1974 Holden Torana. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1974 Holden Torana. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 150 more torque (in Nm) than 1974 Holden Torana. (356 Nm @ 2400 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1974 Holden Torana.
Compare all specifications:
| 2007 GMC Sierra | 1974 Holden Torana | |
| Make | GMC | Holden |
| Model | Sierra | Torana |
| Year Released | 2007 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 5997 cc | 4143 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 353 HP | 182 HP |
| Engine RPM | 5400 RPM | 4400 RPM |
| Torque | 506 Nm | 356 Nm |
| Torque RPM | 4400 RPM | 2400 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2282 kg | 1210 kg |
| Vehicle Length | 5710 mm | 4500 mm |
| Vehicle Width | 2040 mm | 1710 mm |
| Vehicle Height | 1950 mm | 1340 mm |
| Wheelbase Size | 3380 mm | 2590 mm |
