2007 Jeep Grand Cherokee vs. 1979 Pontiac Firebird
To start off, 2007 Jeep Grand Cherokee is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1979 Pontiac Firebird would be higher. At 4,703 cc (8 cylinders), 2007 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2007 Jeep Grand Cherokee (228 HP @ 4500 RPM) has 103 more horse power than 1979 Pontiac Firebird. (125 HP @ 3200 RPM). In normal driving conditions, 2007 Jeep Grand Cherokee should accelerate faster than 1979 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Grand Cherokee weights approximately 605 kg more than 1979 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1979 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Jeep Grand Cherokee (411 Nm @ 3600 RPM) has 79 more torque (in Nm) than 1979 Pontiac Firebird. (332 Nm @ 2000 RPM). This means 2007 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1979 Pontiac Firebird.
Compare all specifications:
| 2007 Jeep Grand Cherokee | 1979 Pontiac Firebird | |
| Make | Jeep | Pontiac |
| Model | Grand Cherokee | Firebird |
| Year Released | 2007 | 1979 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4703 cc | 3790 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 228 HP | 125 HP |
| Engine RPM | 4500 RPM | 3200 RPM |
| Torque | 411 Nm | 332 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 200 km/hour | 150 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2210 kg | 1605 kg |
| Vehicle Length | 4760 mm | 5040 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1750 mm | 1260 mm |
| Wheelbase Size | 2790 mm | 2750 mm |
| Fuel Tank Capacity | 78 L | 79 L |
