2005 Jaguar S-Type vs. 2003 Porsche 911
To start off, 2005 Jaguar S-Type is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Porsche 911. In addition, the cost of maintenance, including insurance, on 2003 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 2003 Porsche 911 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (443 HP @ 6000 RPM) has 246 more horse power than 2005 Jaguar S-Type. (197 HP @ 6800 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 2005 Jaguar S-Type. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche 911 weights approximately 84 kg more than 2005 Jaguar S-Type. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Jaguar S-Type. In wet, icy, snow, or gravel driving conditions, 2003 Porsche 911 will offer significantly more control. 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 Porsche 911 (620 Nm @ 2700 RPM) has 375 more torque (in Nm) than 2005 Jaguar S-Type. (245 Nm @ 4000 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Jaguar S-Type.
Compare all specifications:
| 2005 Jaguar S-Type | 2003 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | S-Type | 911 |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2497 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 197 HP | 443 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 245 Nm | 620 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Engine Bore Size | 81.8 mm | 100 mm |
| Engine Stroke Size | 79.5 mm | 76.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Acceleration 0-100mph | 8.6 seconds | 4.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1620 kg | 1704 kg |
| Vehicle Length | 4880 mm | 4440 mm |
| Vehicle Width | 1820 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 2920 mm | 2360 mm |
| Fuel Consumption Overall | 9.5 L/100km | 14.2 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
