1991 Jaguar XJR-15 vs. 1970 Pontiac Firebird
To start off, 1991 Jaguar XJR-15 is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1970 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1970 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1991 Jaguar XJR-15 (450 HP @ 6250 RPM) has 277 more horse power than 1970 Pontiac Firebird. (173 HP @ 4400 RPM). In normal driving conditions, 1991 Jaguar XJR-15 should accelerate faster than 1970 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1970 Pontiac Firebird weights approximately 546 kg more than 1991 Jaguar XJR-15.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1991 Jaguar XJR-15 (570 Nm @ 4500 RPM) has 149 more torque (in Nm) than 1970 Pontiac Firebird. (421 Nm @ 2400 RPM). This means 1991 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 1970 Pontiac Firebird.
Compare all specifications:
| 1991 Jaguar XJR-15 | 1970 Pontiac Firebird | |
| Make | Jaguar | Pontiac |
| Model | XJR-15 | Firebird |
| Year Released | 1991 | 1970 |
| Body Type | Coupe | Coupe |
| Engine Position | Middle | Front |
| Engine Size | 5993 cc | 6547 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 450 HP | 173 HP |
| Engine RPM | 6250 RPM | 4400 RPM |
| Torque | 570 Nm | 421 Nm |
| Torque RPM | 4500 RPM | 2400 RPM |
| Engine Bore Size | 90 mm | 104.7 mm |
| Engine Stroke Size | 78.5 mm | 95.3 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 1 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1050 kg | 1596 kg |
| Vehicle Length | 4810 mm | 4880 mm |
| Vehicle Width | 1910 mm | 1870 mm |
| Vehicle Height | 1110 mm | 1290 mm |
| Wheelbase Size | 2870 mm | 2750 mm |
| Fuel Tank Capacity | 90 L | 76 L |
