2005 Chevrolet Avalanche vs. 1977 Pontiac Firebird
To start off, 2005 Chevrolet Avalanche is newer by 28 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 5,325 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Avalanche (295 HP @ 5600 RPM) has 150 more horse power than 1977 Pontiac Firebird. (145 HP @ 3800 RPM). In normal driving conditions, 2005 Chevrolet Avalanche should accelerate faster than 1977 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 871 kg more than 1977 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Chevrolet Avalanche (447 Nm) has 123 more torque (in Nm) than 1977 Pontiac Firebird. (324 Nm). This means 2005 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 1977 Pontiac Firebird.
Compare all specifications:
| 2005 Chevrolet Avalanche | 1977 Pontiac Firebird | |
| Make | Chevrolet | Pontiac |
| Model | Avalanche | Firebird |
| Year Released | 2005 | 1977 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5325 cc | 5012 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 295 HP | 145 HP |
| Engine RPM | 5600 RPM | 3800 RPM |
| Torque | 447 Nm | 324 Nm |
| Engine Bore Size | 96 mm | 95 mm |
| Engine Stroke Size | 92 mm | 88.4 mm |
| Engine Compression Ratio | 9.5:1 | 8.6:1 |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2467 kg | 1596 kg |
| Vehicle Length | 5640 mm | 4880 mm |
| Vehicle Width | 2030 mm | 1870 mm |
| Vehicle Height | 1880 mm | 1290 mm |
| Wheelbase Size | 3310 mm | 2750 mm |
| Fuel Tank Capacity | 117 L | 76 L |
