2005 GMC Yukon vs. 1971 Pontiac Firebird
To start off, 2005 GMC Yukon is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1971 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1971 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2005 GMC Yukon (336 HP) has 51 more horse power than 1971 Pontiac Firebird. (285 HP). In normal driving conditions, 2005 GMC Yukon should accelerate faster than 1971 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Yukon weights approximately 1017 kg more than 1971 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 1971 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2005 GMC Yukon 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, 2005 GMC Yukon (509 Nm) has 88 more torque (in Nm) than 1971 Pontiac Firebird. (421 Nm). This means 2005 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1971 Pontiac Firebird.
Compare all specifications:
| 2005 GMC Yukon | 1971 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Yukon | Firebird |
| Year Released | 2005 | 1971 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 6547 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 336 HP | 285 HP |
| Torque | 509 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 | 8 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2613 kg | 1596 kg |
| Vehicle Length | 5580 mm | 4880 mm |
| Vehicle Width | 2010 mm | 1870 mm |
| Vehicle Height | 1930 mm | 1290 mm |
| Wheelbase Size | 3310 mm | 2750 mm |
| Fuel Tank Capacity | 117 L | 76 L |
