2005 Jaguar XKR vs. 1972 Pontiac Firebird
To start off, 2005 Jaguar XKR is newer by 33 year(s). Which means there will be less support and parts availability for 1972 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1972 Pontiac Firebird would be higher. At 4,193 cc (8 cylinders), 2005 Jaguar XKR is equipped with a bigger engine. In terms of performance, 2005 Jaguar XKR (391 HP @ 3500 RPM) has 283 more horse power than 1972 Pontiac Firebird. (108 HP @ 3600 RPM). In normal driving conditions, 2005 Jaguar XKR should accelerate faster than 1972 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XKR weights approximately 265 kg more than 1972 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Jaguar XKR (525 Nm @ 3500 RPM) has 288 more torque (in Nm) than 1972 Pontiac Firebird. (237 Nm @ 1600 RPM). This means 2005 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 1972 Pontiac Firebird.
Compare all specifications:
| 2005 Jaguar XKR | 1972 Pontiac Firebird | |
| Make | Jaguar | Pontiac |
| Model | XKR | Firebird |
| Year Released | 2005 | 1972 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4193 cc | 4093 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 391 HP | 108 HP |
| Engine RPM | 3500 RPM | 3600 RPM |
| Torque | 525 Nm | 237 Nm |
| Torque RPM | 3500 RPM | 1600 RPM |
| Engine Compression Ratio | 9.1:1 | 8.0:1 |
| Top Speed | 250 km/hour | 177 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1735 kg | 1470 kg |
| Vehicle Length | 4770 mm | 4870 mm |
| Vehicle Width | 1840 mm | 1870 mm |
| Vehicle Height | 1300 mm | 1290 mm |
| Wheelbase Size | 2650 mm | 2750 mm |
| Fuel Tank Capacity | 75 L | 64 L |
