2007 GMC Sierra vs. 1977 Holden Kingswood
To start off, 2007 GMC Sierra is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Holden Kingswood. In addition, the cost of maintenance, including insurance, on 1977 Holden Kingswood 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 87 more horse power than 1977 Holden Kingswood. (213 HP @ 4800 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1977 Holden Kingswood.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 88 more torque (in Nm) than 1977 Holden Kingswood. (400 Nm @ 3100 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1977 Holden Kingswood.
Compare all specifications:
| 2007 GMC Sierra | 1977 Holden Kingswood | |
| Make | GMC | Holden |
| Model | Sierra | Kingswood |
| Year Released | 2007 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 5042 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 213 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 488 Nm | 400 Nm |
| Torque RPM | 4000 RPM | 3100 RPM |
| Transmission Type | Automatic | Automatic |
| Vehicle Length | 6330 mm | 4850 mm |
| Vehicle Width | 2450 mm | 1900 mm |
| Vehicle Height | 1940 mm | 1410 mm |
| Wheelbase Size | 4010 mm | 2830 mm |
