2005 Kia Optima vs. 2013 Jaguar XJ
To start off, 2013 Jaguar XJ is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 2,995 cc (4 cylinders), 2013 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2013 Jaguar XJ (335 HP @ 6500 RPM) has 165 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XJ weights approximately 397 kg more than 2005 Kia Optima. 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 2005 Kia Optima. 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 (450 Nm) has 205 more torque (in Nm) than 2005 Kia Optima. (245 Nm). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2013 Jaguar XJ | |
| Make | Kia | Jaguar |
| Model | Optima | XJ |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 2995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 335 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 245 Nm | 450 Nm |
| Engine Bore Size | 87 mm | 84 mm |
| Engine Stroke Size | 75 mm | 89 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1487 kg | 1884 kg |
| Vehicle Length | 4730 mm | 5127 mm |
| Vehicle Width | 1820 mm | 2105 mm |
| Vehicle Height | 1420 mm | 1456 mm |
| Wheelbase Size | 2640 mm | 3032 mm |
| Fuel Consumption Highway | 8.7 L/100km | 7.6 L/100km |
| Fuel Consumption City | 11.8 L/100km | 11.7 L/100km |
