2006 Infiniti Q45 vs. 2012 BMW 740
To start off, 2012 BMW 740 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2006 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 36 more horse power than 2012 BMW 740. (304 HP @ 4400 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2012 BMW 740. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 740 weights approximately 630 kg more than 2006 Infiniti Q45.
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, 2012 BMW 740 (600 Nm @ 4400 RPM) has 148 more torque (in Nm) than 2006 Infiniti Q45. (452 Nm @ 4000 RPM). This means 2012 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2006 Infiniti Q45.
Compare all specifications:
| 2006 Infiniti Q45 | 2012 BMW 740 | |
| Make | Infiniti | BMW |
| Model | Q45 | 740 |
| Year Released | 2006 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 304 HP |
| Engine RPM | 6400 RPM | 4400 RPM |
| Torque | 452 Nm | 600 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1950 kg |
| Vehicle Length | 5110 mm | 5072 mm |
| Vehicle Width | 1850 mm | 1902 mm |
| Vehicle Height | 1500 mm | 1479 mm |
| Wheelbase Size | 2880 mm | 3070 mm |
| Fuel Consumption Highway | 10 L/100km | 5.7 L/100km |
| Fuel Consumption City | 14 L/100km | 9 L/100km |
| Fuel Consumption Overall | 11.9 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 81 L | 82 L |
