2001 Audi A6 vs. 2003 Infiniti M
To start off, 2003 Infiniti M is newer by 2 year(s). Which means there will be less support and parts availability for 2001 Audi A6. In addition, the cost of maintenance, including insurance, on 2001 Audi A6 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 @ 6400 RPM) has 93 more horse power than 2001 Audi A6. (247 HP @ 6300 RPM) In normal driving conditions, 2003 Infiniti M should accelerate faster than 2001 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A6 weights approximately 58 kg more than 2003 Infiniti M.
Because 2001 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Infiniti M. In wet, icy, snow, or gravel driving conditions, 2001 Audi A6 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 @ 4000 RPM) has 100 more torque (in Nm) than 2001 Audi A6. (351 Nm @ 1800 RPM). This means 2003 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6. 2003 Infiniti M has automatic transmission and 2001 Audi A6 has manual transmission. 2001 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Audi A6 | 2003 Infiniti M | |
| Make | Audi | Infiniti |
| Model | A6 | M |
| Year Released | 2001 | 2003 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4494 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 340 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 351 Nm | 451 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 93 mm |
| Engine Stroke Size | 86 mm | 82.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1805 kg | 1747 kg |
| Vehicle Length | 4800 mm | 5020 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1560 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2810 mm |
| Fuel Tank Capacity | 70 L | 79 L |
