2009 Jaguar XJ vs. 2001 Pontiac Firebird
To start off, 2009 Jaguar XJ is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 2001 Pontiac Firebird would be higher. At 5,698 cc (8 cylinders), 2001 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2009 Jaguar XJ (400 HP @ 6100 RPM) has 90 more horse power than 2001 Pontiac Firebird. (310 HP @ 5200 RPM). In normal driving conditions, 2009 Jaguar XJ should accelerate faster than 2001 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jaguar XJ weights approximately 193 kg more than 2001 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, 2009 Jaguar XJ (560 Nm @ 3500 RPM) has 99 more torque (in Nm) than 2001 Pontiac Firebird. (461 Nm @ 4000 RPM). This means 2009 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2001 Pontiac Firebird. 2009 Jaguar XJ has automatic transmission and 2001 Pontiac Firebird has manual transmission. 2001 Pontiac Firebird will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Jaguar XJ | 2001 Pontiac Firebird | |
| Make | Jaguar | Pontiac |
| Model | XJ | Firebird |
| Year Released | 2009 | 2001 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 5698 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 400 HP | 310 HP |
| Engine RPM | 6100 RPM | 5200 RPM |
| Torque | 560 Nm | 461 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 9.1:1 | 10.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1734 kg | 1541 kg |
| Vehicle Length | 5220 mm | 4930 mm |
| Vehicle Width | 1950 mm | 1900 mm |
| Vehicle Height | 1460 mm | 1310 mm |
| Wheelbase Size | 3170 mm | 2570 mm |
