1981 Pontiac Firebird vs. 2002 Nissan X-Trail
To start off, 2002 Nissan X-Trail is newer by 21 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 3,790 cc (6 cylinders), 1981 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2002 Nissan X-Trail (138 HP @ 6000 RPM) has 28 more horse power than 1981 Pontiac Firebird. (110 HP @ 3800 RPM) In normal driving conditions, 2002 Nissan X-Trail should accelerate faster than 1981 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1981 Pontiac Firebird weights approximately 90 kg more than 2002 Nissan X-Trail.
Because 2002 Nissan X-Trail 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, 2002 Nissan X-Trail 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 (256 Nm @ 1600 RPM) has 64 more torque (in Nm) than 2002 Nissan X-Trail. (192 Nm @ 4000 RPM). This means 1981 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2002 Nissan X-Trail.
Compare all specifications:
| 1981 Pontiac Firebird | 2002 Nissan X-Trail | |
| Make | Pontiac | Nissan |
| Model | Firebird | X-Trail |
| Year Released | 1981 | 2002 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3790 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 110 HP | 138 HP |
| Engine RPM | 3800 RPM | 6000 RPM |
| Torque | 256 Nm | 192 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Bore Size | 96.5 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 80.3 mm |
| Engine Compression Ratio | 8.0:1 | 9.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1605 kg | 1515 kg |
| Vehicle Length | 5040 mm | 4520 mm |
| Vehicle Width | 1860 mm | 1770 mm |
| Vehicle Height | 1260 mm | 1760 mm |
| Wheelbase Size | 2750 mm | 2630 mm |
| Fuel Tank Capacity | 79 L | 60 L |
