2004 GMC Sierra vs. 1975 Pontiac Firebird
To start off, 2004 GMC Sierra is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1975 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (325 HP) has 40 more horse power than 1975 Pontiac Firebird. (285 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1975 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 678 kg more than 1975 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1975 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2004 GMC Sierra 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, 2004 GMC Sierra (502 Nm) has 81 more torque (in Nm) than 1975 Pontiac Firebird. (421 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1975 Pontiac Firebird.
Compare all specifications:
2004 GMC Sierra | 1975 Pontiac Firebird | |
Make | GMC | Pontiac |
Model | Sierra | Firebird |
Year Released | 2004 | 1975 |
Body Type | Pickup | Coupe |
Engine Position | Front | Front |
Engine Size | 5963 cc | 6547 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 325 HP | 285 HP |
Torque | 502 Nm | 421 Nm |
Engine Bore Size | 102 mm | 104.7 mm |
Engine Stroke Size | 92 mm | 95.3 mm |
Drive Type | 4WD | Rear |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 2274 kg | 1596 kg |
Vehicle Length | 5790 mm | 4880 mm |
Vehicle Width | 2130 mm | 1870 mm |
Vehicle Height | 1880 mm | 1290 mm |
Wheelbase Size | 3650 mm | 2750 mm |
Fuel Tank Capacity | 102 L | 76 L |