2003 Ford Thunderbird vs. 2013 Jaguar XJ
To start off, 2013 Jaguar XJ is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 2003 Ford Thunderbird would be higher. At 5,000 cc (4 cylinders), 2013 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2013 Jaguar XJ (464 HP @ 6500 RPM) has 215 more horse power than 2003 Ford Thunderbird. (249 HP @ 6000 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 2003 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XJ weights approximately 125 kg more than 2003 Ford Thunderbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Jaguar XJ is all wheel drive (AWD), it will have significant more traction and grip than 2003 Ford Thunderbird. In wet, icy, snow, or gravel driving conditions, 2013 Jaguar XJ 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, 2013 Jaguar XJ (575 Nm @ 5000 RPM) has 187 more torque (in Nm) than 2003 Ford Thunderbird. (388 Nm @ 4000 RPM). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2003 Ford Thunderbird.
Compare all specifications:
| 2003 Ford Thunderbird | 2013 Jaguar XJ | |
| Make | Ford | Jaguar |
| Model | Thunderbird | XJ |
| Year Released | 2003 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 5000 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 249 HP | 464 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 388 Nm | 575 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Compression Ratio | 10.8:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1745 kg | 1870 kg |
| Vehicle Length | 4740 mm | 5252 mm |
| Vehicle Width | 1840 mm | 2105 mm |
| Vehicle Height | 1330 mm | 1456 mm |
| Wheelbase Size | 2730 mm | 3157 mm |
