1977 GMC Sierra vs. 1977 Pontiac Sunbird
To start off, both 1977 GMC Sierra and 1977 Pontiac Sunbird were released in the same year (1977). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,784 cc (8 cylinders), 1977 GMC Sierra is equipped with a bigger engine.
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. 1977 GMC Sierra has automatic transmission and 1977 Pontiac Sunbird has manual transmission. 1977 Pontiac Sunbird will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 GMC Sierra | 1977 Pontiac Sunbird | |
| Make | GMC | Pontiac |
| Model | Sierra | Sunbird |
| Year Released | 1977 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 4784 cc | 3789 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 0 HP | 0 HP |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
