2003 Infiniti M vs. 2013 Audi A8
To start off, 2013 Audi A8 is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Infiniti M. In addition, the cost of maintenance, including insurance, on 2003 Infiniti M would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti M is equipped with a bigger engine. In terms of performance, 2003 Infiniti M (340 HP) has 12 more horse power than 2013 Audi A8. (328 HP). In normal driving conditions, 2003 Infiniti M should accelerate faster than 2013 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A8 weights approximately 83 kg more than 2003 Infiniti M.
Because 2013 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Infiniti M. In wet, icy, snow, or gravel driving conditions, 2013 Audi A8 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 Infiniti M (451 Nm) has 10 more torque (in Nm) than 2013 Audi A8. (441 Nm). This means 2003 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2013 Audi A8.
Compare all specifications:
| 2003 Infiniti M | 2013 Audi A8 | |
| Make | Infiniti | Audi |
| Model | M | A8 |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 6 valves |
| Horse Power | 340 HP | 328 HP |
| Torque | 451 Nm | 441 Nm |
| Engine Bore Size | 93 mm | 84.5 mm |
| Engine Stroke Size | 82.7 mm | 89.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1747 kg | 1830 kg |
| Vehicle Length | 5020 mm | 5137 mm |
| Vehicle Width | 1780 mm | 2111 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2810 mm | 2992 mm |
