2004 Alfa Romeo 156 vs. 2003 Jaguar XJ
To start off, 2004 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2003 Jaguar XJ would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Jaguar XJ (240 HP @ 6800 RPM) has 2 more horse power than 2004 Alfa Romeo 156. (238 HP @ 6200 RPM) In normal driving conditions, 2003 Jaguar XJ should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jaguar XJ weights approximately 60 kg more than 2004 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Jaguar XJ is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Jaguar XJ. However, in wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 Jaguar XJ (293 Nm @ 4100 RPM) has 4 more torque (in Nm) than 2004 Alfa Romeo 156. (289 Nm @ 4800 RPM). This means 2003 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156. 2003 Jaguar XJ has automatic transmission and 2004 Alfa Romeo 156 has manual transmission. 2004 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2003 Jaguar XJ | |
| Make | Alfa Romeo | Jaguar |
| Model | 156 | XJ |
| Year Released | 2004 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 2968 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 240 HP |
| Engine RPM | 6200 RPM | 6800 RPM |
| Torque | 289 Nm | 293 Nm |
| Torque RPM | 4800 RPM | 4100 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 78 mm | 79.5 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1545 kg |
| Vehicle Length | 4440 mm | 5100 mm |
| Vehicle Width | 1770 mm | 1870 mm |
| Vehicle Height | 1410 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 3040 mm |
| Fuel Tank Capacity | 63 L | 85 L |
