2003 Audi A8 vs. 2013 Infiniti JX
To start off, 2013 Infiniti JX is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Audi A8. In addition, the cost of maintenance, including insurance, on 2003 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2003 Audi A8 is equipped with a bigger engine. In terms of performance, 2003 Audi A8 (272 HP @ 3750 RPM) has 11 more horse power than 2013 Infiniti JX. (261 HP @ 6400 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 2013 Infiniti JX. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti JX weights approximately 189 kg more than 2003 Audi A8.
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 Audi A8 (650 Nm @ 1800 RPM) has 314 more torque (in Nm) than 2013 Infiniti JX. (336 Nm @ 4400 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2013 Infiniti JX.
Compare all specifications:
| 2003 Audi A8 | 2013 Infiniti JX | |
| Make | Audi | Infiniti |
| Model | A8 | JX |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 272 HP | 261 HP |
| Engine RPM | 3750 RPM | 6400 RPM |
| Torque | 650 Nm | 336 Nm |
| Torque RPM | 1800 RPM | 4400 RPM |
| Engine Bore Size | 81 mm | 95 mm |
| Engine Stroke Size | 95.5 mm | 81 mm |
| Fuel Type | Diesel | Natural Gas (CNG) |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 2009 kg |
| Vehicle Length | 5190 mm | 4989 mm |
| Vehicle Width | 1900 mm | 1961 mm |
| Vehicle Height | 1460 mm | 1722 mm |
| Wheelbase Size | 3080 mm | 2901 mm |
| Fuel Consumption | 7.5 L/100km | 8.5 L/100km |
| Fuel Consumption City | 13.4 L/100km | 11.5 L/100km |
