2006 GMC Yukon vs. 1978 Pontiac Firebird
To start off, 2006 GMC Yukon is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1978 Pontiac Firebird would be higher. At 5,700 cc (8 cylinders), 1978 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2006 GMC Yukon (295 HP @ 5200 RPM) has 137 more horse power than 1978 Pontiac Firebird. (158 HP @ 4400 RPM). In normal driving conditions, 2006 GMC Yukon should accelerate faster than 1978 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Yukon weights approximately 1017 kg more than 1978 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 1978 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 GMC Yukon (455 Nm @ 4000 RPM) has 89 more torque (in Nm) than 1978 Pontiac Firebird. (366 Nm @ 2000 RPM). This means 2006 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1978 Pontiac Firebird.
Compare all specifications:
| 2006 GMC Yukon | 1978 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Yukon | Firebird |
| Year Released | 2006 | 1978 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5359 cc | 5700 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 295 HP | 158 HP |
| Engine RPM | 5200 RPM | 4400 RPM |
| Torque | 455 Nm | 366 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2613 kg | 1596 kg |
| Vehicle Length | 5060 mm | 4880 mm |
| Vehicle Width | 2010 mm | 1870 mm |
| Vehicle Height | 1950 mm | 1290 mm |
| Wheelbase Size | 2950 mm | 2750 mm |
| Fuel Tank Capacity | 98 L | 76 L |
