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 4,200 cc (8 cylinders), 2008 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 40 more horse power than 2008 Jaguar XJ. (300 HP @ 6000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2008 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 156 kg more than 2008 Jaguar XJ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2008 Jaguar XJ (420 Nm) has 10 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 | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 300 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 410 Nm | 420 Nm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1684 kg |
| Vehicle Length | 4580 mm | 5100 mm |
| Vehicle Width | 1780 mm | 2110 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 3040 mm |
| Fuel Consumption Overall | 11.8 L/100km | 10.5 L/100km |
| Fuel Tank Capacity | 63 L | 85 L |
