2003 GMC Yukon vs. 1973 Pontiac Firebird
To start off, 2003 GMC Yukon is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1973 Pontiac Firebird would be higher. At 8,131 cc (8 cylinders), 2003 GMC Yukon is equipped with a bigger engine. In terms of performance, 2003 GMC Yukon (335 HP @ 4200 RPM) has 39 more horse power than 1973 Pontiac Firebird. (296 HP @ 4000 RPM). In normal driving conditions, 2003 GMC Yukon should accelerate faster than 1973 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Yukon weights approximately 740 kg more than 1973 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 1973 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 GMC Yukon (618 Nm @ 3200 RPM) has 55 more torque (in Nm) than 1973 Pontiac Firebird. (563 Nm @ 3200 RPM). This means 2003 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1973 Pontiac Firebird.
Compare all specifications:
| 2003 GMC Yukon | 1973 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Yukon | Firebird |
| Year Released | 2003 | 1973 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 8131 cc | 7462 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 335 HP | 296 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 618 Nm | 563 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 9 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2490 kg | 1750 kg |
| Vehicle Length | 5060 mm | 4870 mm |
| Vehicle Width | 2010 mm | 1870 mm |
| Vehicle Height | 1890 mm | 1290 mm |
| Wheelbase Size | 2950 mm | 2750 mm |
