2005 Audi S4 vs. 2008 Jaguar XJ
To start off, 2008 Jaguar XJ is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,196 cc (8 cylinders), 2008 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2008 Jaguar XJ (400 HP @ 6100 RPM) has 60 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2008 Jaguar XJ should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 106 kg more than 2008 Jaguar XJ.
Let's talk about torque, 2008 Jaguar XJ (560 Nm) has 150 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2008 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2008 Jaguar XJ | |
| Make | Audi | Jaguar |
| Model | S4 | XJ |
| Year Released | 2005 | 2008 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 400 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Torque | 410 Nm | 560 Nm |
| Engine Compression Ratio | 11.0:1 | 9.1:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1734 kg |
| Vehicle Length | 4580 mm | 5100 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 3170 mm |
| Fuel Consumption | 10.2 L/100km | 10.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 63 L | 84 L |
