2005 Alfa Romeo 156 vs. 2011 Jaguar XJ
To start off, 2011 Jaguar XJ is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 3,000 cc (6 cylinders), 2011 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2011 Jaguar XJ (271 HP @ 4000 RPM) has 98 more horse power than 2005 Alfa Romeo 156. (173 HP @ 4000 RPM) In normal driving conditions, 2011 Jaguar XJ should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2011 Jaguar XJ weights approximately 563 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 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 2011 Jaguar XJ. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2011 Jaguar XJ (600 Nm) has 413 more torque (in Nm) than 2005 Alfa Romeo 156. (187 Nm). This means 2011 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2011 Jaguar XJ | |
| Make | Alfa Romeo | Jaguar |
| Model | 156 | XJ |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 271 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 187 Nm | 600 Nm |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1813 kg |
| Wheelbase Size | 2710 mm | 3157 mm |
| Fuel Tank Capacity | 63 L | 82 L |
