2006 BMW M3 vs. 2005 Infiniti M
To start off, 2006 BMW M3 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M would be higher. At 3,498 cc (6 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2006 BMW M3 (355 HP @ 7900 RPM) has 79 more horse power than 2005 Infiniti M. (276 HP @ 6200 RPM). In normal driving conditions, 2006 BMW M3 should accelerate faster than 2005 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 245 kg more than 2006 BMW M3.
Because 2005 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW M3. 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, 2006 BMW M3 (370 Nm @ 4900 RPM) has 4 more torque (in Nm) than 2005 Infiniti M. (366 Nm @ 4800 RPM). This means 2006 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Infiniti M. 2005 Infiniti M has automatic transmission and 2006 BMW M3 has manual transmission. 2006 BMW M3 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:
| 2006 BMW M3 | 2005 Infiniti M | |
| Make | BMW | Infiniti |
| Model | M3 | M |
| Year Released | 2006 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 355 HP | 276 HP |
| Engine RPM | 7900 RPM | 6200 RPM |
| Torque | 370 Nm | 366 Nm |
| Torque RPM | 4900 RPM | 4800 RPM |
| Engine Bore Size | 87 mm | 96.1 mm |
| Engine Stroke Size | 91 mm | 81 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1570 kg | 1815 kg |
| Vehicle Length | 4500 mm | 4900 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1520 mm |
| Wheelbase Size | 2740 mm | 2880 mm |
| Fuel Tank Capacity | 63 L | 75 L |
