2005 Infiniti M vs. 2003 Peugeot 407
To start off, 2005 Infiniti M is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Peugeot 407. In addition, the cost of maintenance, including insurance, on 2003 Peugeot 407 would be higher. At 3,498 cc (6 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (276 HP @ 6200 RPM) has 163 more horse power than 2003 Peugeot 407. (113 HP @ 5500 RPM). In normal driving conditions, 2005 Infiniti M should accelerate faster than 2003 Peugeot 407. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 360 kg more than 2003 Peugeot 407. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2003 Peugeot 407. In wet, icy, snow, or gravel driving conditions, 2005 Infiniti M 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, 2005 Infiniti M (366 Nm @ 4800 RPM) has 203 more torque (in Nm) than 2003 Peugeot 407. (163 Nm @ 4500 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2003 Peugeot 407. 2005 Infiniti M has automatic transmission and 2003 Peugeot 407 has manual transmission. 2003 Peugeot 407 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Infiniti M | 2003 Peugeot 407 | |
| Make | Infiniti | Peugeot |
| Model | M | 407 |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1747 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 113 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 366 Nm | 163 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Bore Size | 96.1 mm | 82.7 mm |
| Engine Stroke Size | 81 mm | 81.4 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1815 kg | 1455 kg |
| Vehicle Length | 4900 mm | 4770 mm |
| Vehicle Width | 1800 mm | 1820 mm |
| Vehicle Height | 1520 mm | 1490 mm |
| Wheelbase Size | 2880 mm | 2850 mm |
