2008 Lincoln Navigator vs. 1981 Pontiac Firebird
To start off, 2008 Lincoln Navigator is newer by 27 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 5,406 cc (8 cylinders), 2008 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 2008 Lincoln Navigator (300 HP @ 5000 RPM) has 190 more horse power than 1981 Pontiac Firebird. (110 HP @ 3800 RPM). In normal driving conditions, 2008 Lincoln Navigator should accelerate faster than 1981 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1981 Pontiac Firebird weights approximately 61 kg more than 2008 Lincoln Navigator.
Because 2008 Lincoln Navigator 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, 2008 Lincoln Navigator 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, 2008 Lincoln Navigator (495 Nm @ 3750 RPM) has 239 more torque (in Nm) than 1981 Pontiac Firebird. (256 Nm @ 1600 RPM). This means 2008 Lincoln Navigator will have an easier job in driving up hills or pulling heavy equipment than 1981 Pontiac Firebird.
Compare all specifications:
| 2008 Lincoln Navigator | 1981 Pontiac Firebird | |
| Make | Lincoln | Pontiac |
| Model | Navigator | Firebird |
| Year Released | 2008 | 1981 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5406 cc | 3790 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 300 HP | 110 HP |
| Engine RPM | 5000 RPM | 3800 RPM |
| Torque | 495 Nm | 256 Nm |
| Torque RPM | 3750 RPM | 1600 RPM |
| Engine Compression Ratio | 9.8:1 | 8.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1544 kg | 1605 kg |
| Vehicle Length | 5680 mm | 5040 mm |
| Vehicle Width | 2010 mm | 1860 mm |
| Vehicle Height | 1990 mm | 1260 mm |
| Wheelbase Size | 3330 mm | 2750 mm |
| Fuel Tank Capacity | 127 L | 79 L |
