2001 GMC Yukon vs. 1977 Pontiac Firebird
To start off, 2001 GMC Yukon is newer by 24 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird would be higher. At 5,012 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2001 GMC Yukon (260 HP @ 5200 RPM) has 115 more horse power than 1977 Pontiac Firebird. (145 HP @ 3800 RPM). In normal driving conditions, 2001 GMC Yukon should accelerate faster than 1977 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2001 GMC Yukon weights approximately 664 kg more than 1977 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 1977 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2001 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, 2001 GMC Yukon (393 Nm @ 4000 RPM) has 69 more torque (in Nm) than 1977 Pontiac Firebird. (324 Nm @ 2400 RPM). This means 2001 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1977 Pontiac Firebird.
Compare all specifications:
| 2001 GMC Yukon | 1977 Pontiac Firebird | |
| Make | GMC | Pontiac |
| Model | Yukon | Firebird |
| Year Released | 2001 | 1977 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4818 cc | 5012 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 260 HP | 145 HP |
| Engine RPM | 5200 RPM | 3800 RPM |
| Torque | 393 Nm | 324 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2260 kg | 1596 kg |
| Vehicle Length | 5060 mm | 4880 mm |
| Vehicle Width | 2010 mm | 1870 mm |
| Vehicle Height | 2010 mm | 1290 mm |
| Wheelbase Size | 2950 mm | 2750 mm |
