2007 GMC Sierra vs. 1971 Holden Torana
To start off, 2007 GMC Sierra is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Holden Torana. In addition, the cost of maintenance, including insurance, on 1971 Holden Torana would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (300 HP @ 4400 RPM) has 206 more horse power than 1971 Holden Torana. (94 HP @ 4600 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1971 Holden Torana.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 325 more torque (in Nm) than 1971 Holden Torana. (163 Nm @ 1600 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1971 Holden Torana.
Compare all specifications:
| 2007 GMC Sierra | 1971 Holden Torana | |
| Make | GMC | Holden |
| Model | Sierra | Torana |
| Year Released | 2007 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 2261 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 94 HP |
| Engine RPM | 4400 RPM | 4600 RPM |
| Torque | 488 Nm | 163 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Vehicle Length | 6330 mm | 4380 mm |
| Vehicle Width | 2450 mm | 1610 mm |
| Vehicle Height | 1940 mm | 1360 mm |
| Wheelbase Size | 4010 mm | 2550 mm |
