2008 GMC Envoy vs. 1977 Pontiac Firebird
To start off, 2008 GMC Envoy is newer by 31 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, both vehicles can yield 285 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Envoy weights approximately 840 kg more than 1977 Pontiac Firebird.
Because 2008 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1977 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2008 GMC Envoy 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, 1977 Pontiac Firebird (421 Nm @ 2400 RPM) has 47 more torque (in Nm) than 2008 GMC Envoy. (374 Nm @ 4600 RPM). This means 1977 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Envoy.
Compare all specifications:
| 2008 GMC Envoy | 1977 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Envoy | Firebird |
| Year Released | 2008 | 1977 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 6547 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 285 HP | 285 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 374 Nm | 421 Nm |
| Torque RPM | 4600 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2436 kg | 1596 kg |
| Vehicle Length | 4870 mm | 4880 mm |
| Vehicle Width | 1900 mm | 1870 mm |
| Vehicle Height | 1830 mm | 1290 mm |
| Wheelbase Size | 2880 mm | 2750 mm |
| Fuel Tank Capacity | 83 L | 76 L |
