2008 Audi A8 vs. 2007 Infiniti M
To start off, 2008 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Infiniti M. In addition, the cost of maintenance, including insurance, on 2007 Infiniti M would be higher. At 5,998 cc, 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (445 HP @ 6200 RPM) has 170 more horse power than 2007 Infiniti M. (275 HP @ 6200 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2007 Infiniti M.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2008 Audi A8 (580 Nm @ 4000 RPM) has 217 more torque (in Nm) than 2007 Infiniti M. (363 Nm @ 4800 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Infiniti M.
Compare all specifications:
| 2008 Audi A8 | 2007 Infiniti M | |
| Make | Audi | Infiniti |
| Model | A8 | M |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 3496 cc |
| Engine Type | W | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 445 HP | 275 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 580 Nm | 363 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Bore Size | 84 mm | 95.5 mm |
| Engine Stroke Size | 90.2 mm | 81.4 mm |
| Engine Compression Ratio | 11.0:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5190 mm | 4900 mm |
| Vehicle Width | 1900 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1530 mm |
| Wheelbase Size | 3080 mm | 2910 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 90 L | 76 L |
