2003 Alfa Romeo 166 vs. 2008 Jaguar XJ
To start off, 2008 Jaguar XJ is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 4,195 cc (8 cylinders), 2008 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2008 Jaguar XJ (400 HP @ 6100 RPM) has 183 more horse power than 2003 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 2008 Jaguar XJ should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jaguar XJ weights approximately 115 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 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 2008 Jaguar XJ. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 166, 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, 2008 Jaguar XJ (553 Nm @ 4100 RPM) has 288 more torque (in Nm) than 2003 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 2008 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2008 Jaguar XJ | |
| Make | Alfa Romeo | Jaguar |
| Model | 166 | XJ |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 4195 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 400 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Torque | 265 Nm | 553 Nm |
| Torque RPM | 5000 RPM | 4100 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 72.6 mm | 90.3 mm |
| Engine Compression Ratio | 10.0:1 | 9.1:1 |
| Top Speed | 236 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 5.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1665 kg |
| Vehicle Length | 4730 mm | 5100 mm |
| Vehicle Width | 1810 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 3040 mm |
| Fuel Consumption Overall | 13 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 69 L | 85 L |
