2005 GMC Sierra vs. 2000 Pontiac Firebird
To start off, 2005 GMC Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 2000 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 2000 Pontiac Firebird would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (300 HP) has 103 more horse power than 2000 Pontiac Firebird. (197 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2000 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1085 kg more than 2000 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 GMC Sierra (488 Nm) has 183 more torque (in Nm) than 2000 Pontiac Firebird. (305 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2000 Pontiac Firebird.
Compare all specifications:
| 2005 GMC Sierra | 2000 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Sierra | Firebird |
| Year Released | 2005 | 2000 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 3784 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 300 HP | 197 HP |
| Torque | 488 Nm | 305 Nm |
| Engine Bore Size | 102.1 mm | 96.5 mm |
| Engine Stroke Size | 92 mm | 86.4 mm |
| Engine Compression Ratio | 9.4:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2590 kg | 1505 kg |
| Vehicle Length | 6030 mm | 4920 mm |
| Vehicle Width | 2030 mm | 1900 mm |
| Vehicle Height | 1960 mm | 1330 mm |
| Wheelbase Size | 3890 mm | 2570 mm |
| Fuel Tank Capacity | 98 L | 58 L |
