2007 BMW M6 vs. 2005 Infiniti Q45
To start off, 2007 BMW M6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2005 Infiniti Q45 would be higher. At 4,997 cc (10 cylinders), 2007 BMW M6 is equipped with a bigger engine. In terms of performance, 2007 BMW M6 (500 HP) has 160 more horse power than 2005 Infiniti Q45. (340 HP). In normal driving conditions, 2007 BMW M6 should accelerate faster than 2005 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M6 weights approximately 168 kg more than 2005 Infiniti Q45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2007 BMW M6 (520 Nm) has 67 more torque (in Nm) than 2005 Infiniti Q45. (453 Nm). This means 2007 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Infiniti Q45. 2005 Infiniti Q45 has automatic transmission and 2007 BMW M6 has manual transmission. 2007 BMW M6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW M6 | 2005 Infiniti Q45 | |
| Make | BMW | Infiniti |
| Model | M6 | Q45 |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4997 cc | 4490 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 340 HP |
| Torque | 520 Nm | 453 Nm |
| Engine Bore Size | 92 mm | 93 mm |
| Engine Stroke Size | 75.2 mm | 83 mm |
| Engine Compression Ratio | 12.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2005 kg | 1837 kg |
| Vehicle Length | 4880 mm | 5080 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1500 mm |
| Wheelbase Size | 2790 mm | 2880 mm |
| Fuel Consumption Overall | 15.2 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 81 L |
