2006 Jeep Grand Cherokee vs. 1972 Pontiac Firebird
To start off, 2006 Jeep Grand Cherokee is newer by 34 year(s). Which means there will be less support and parts availability for 1972 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1972 Pontiac Firebird would be higher. At 6,598 cc (8 cylinders), 1972 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2006 Jeep Grand Cherokee (322 HP @ 5000 RPM) has 137 more horse power than 1972 Pontiac Firebird. (185 HP @ 3600 RPM). In normal driving conditions, 2006 Jeep Grand Cherokee should accelerate faster than 1972 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jeep Grand Cherokee weights approximately 24 kg more than 1972 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1972 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2006 Jeep Grand Cherokee 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 Jeep Grand Cherokee (500 Nm @ 4000 RPM) has 66 more torque (in Nm) than 1972 Pontiac Firebird. (434 Nm @ 2200 RPM). This means 2006 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1972 Pontiac Firebird.
Compare all specifications:
| 2006 Jeep Grand Cherokee | 1972 Pontiac Firebird | |
| Make | Jeep | Pontiac |
| Model | Grand Cherokee | Firebird |
| Year Released | 2006 | 1972 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5653 cc | 6598 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 322 HP | 185 HP |
| Engine RPM | 5000 RPM | 3600 RPM |
| Torque | 500 Nm | 434 Nm |
| Torque RPM | 4000 RPM | 2200 RPM |
| Engine Bore Size | 99.5 mm | 110.5 mm |
| Engine Stroke Size | 90.9 mm | 86 mm |
| Engine Compression Ratio | 9.5:1 | 7.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1677 kg | 1653 kg |
| Vehicle Length | 4760 mm | 4870 mm |
| Vehicle Width | 2160 mm | 1870 mm |
| Vehicle Height | 1750 mm | 1290 mm |
| Wheelbase Size | 2790 mm | 2750 mm |
| Fuel Tank Capacity | 78 L | 76 L |
