2006 GMC Sierra vs. 1973 Pontiac Firebird
To start off, 2006 GMC Sierra is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1973 Pontiac Firebird would be higher. At 5,792 cc (8 cylinders), 1973 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (195 HP) has 37 more horse power than 1973 Pontiac Firebird. (158 HP). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1973 Pontiac Firebird.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1973 Pontiac Firebird (366 Nm) has 12 more torque (in Nm) than 2006 GMC Sierra. (354 Nm). This means 1973 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2006 GMC Sierra | 1973 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Sierra | Firebird |
| Year Released | 2006 | 1973 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4294 cc | 5792 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 195 HP | 158 HP |
| Torque | 354 Nm | 366 Nm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 6 seats | 4 seats |
| Vehicle Length | 5850 mm | 4880 mm |
| Vehicle Width | 2000 mm | 1870 mm |
| Vehicle Height | 1850 mm | 1290 mm |
| Wheelbase Size | 3650 mm | 2750 mm |
