1981 Pontiac Firebird vs. 2000 Jeep Grand Cherokee
To start off, 2000 Jeep Grand Cherokee is newer by 19 year(s). Which means there will be less support and parts availability for 1981 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1981 Pontiac Firebird would be higher. At 5,012 cc (8 cylinders), 1981 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2000 Jeep Grand Cherokee (188 HP @ 5000 RPM) has 43 more horse power than 1981 Pontiac Firebird. (145 HP @ 3800 RPM) In normal driving conditions, 2000 Jeep Grand Cherokee should accelerate faster than 1981 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2000 Jeep Grand Cherokee weights approximately 292 kg more than 1981 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 1981 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2000 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, 1981 Pontiac Firebird (324 Nm @ 2400 RPM) has 29 more torque (in Nm) than 2000 Jeep Grand Cherokee. (295 Nm @ 3050 RPM). This means 1981 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2000 Jeep Grand Cherokee. 2000 Jeep Grand Cherokee has automatic transmission and 1981 Pontiac Firebird has manual transmission. 1981 Pontiac Firebird will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2000 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Pontiac Firebird | 2000 Jeep Grand Cherokee | |
| Make | Pontiac | Jeep |
| Model | Firebird | Grand Cherokee |
| Year Released | 1981 | 2000 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 5012 cc | 3956 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 145 HP | 188 HP |
| Engine RPM | 3800 RPM | 5000 RPM |
| Torque | 324 Nm | 295 Nm |
| Torque RPM | 2400 RPM | 3050 RPM |
| Engine Bore Size | 95 mm | 98.6 mm |
| Engine Stroke Size | 88.4 mm | 86.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 160 km/hour | 180 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1542 kg | 1834 kg |
| Vehicle Length | 5040 mm | 4500 mm |
| Vehicle Width | 1860 mm | 1810 mm |
| Vehicle Height | 1260 mm | 1770 mm |
| Wheelbase Size | 2750 mm | 2770 mm |
| Fuel Tank Capacity | 79 L | 87 L |
