2003 Alfa Romeo Spider 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 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo Spider 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 (503 HP @ 6500 RPM) has 354 more horse power than 2003 Alfa Romeo Spider. (149 HP @ 6300 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 2003 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XJ weights approximately 465 kg more than 2003 Alfa Romeo Spider. 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 Alfa Romeo Spider. 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 (625 Nm @ 5000 RPM) has 444 more torque (in Nm) than 2003 Alfa Romeo Spider. (181 Nm @ 3800 RPM). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo Spider.
Compare all specifications:
| 2003 Alfa Romeo Spider | 2013 Jaguar XJ | |
| Make | Alfa Romeo | Jaguar |
| Model | Spider | XJ |
| Year Released | 2003 | 2013 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 149 HP | 503 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 181 Nm | 625 Nm |
| Torque RPM | 3800 RPM | 5000 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 91 mm | 93 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
| Top Speed | 210 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 4.9 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1880 kg |
| Vehicle Length | 4310 mm | 5252 mm |
| Vehicle Width | 1780 mm | 2105 mm |
| Vehicle Height | 1320 mm | 1456 mm |
| Wheelbase Size | 2710 mm | 3157 mm |
| Fuel Consumption | 6.8 L/100km | 7.9 L/100km |
| Fuel Consumption City | 13.3 L/100km | 16.9 L/100km |
