2006 Infiniti Q45 vs. 2006 BMW 320
To start off, both 2006 Infiniti Q45 and 2006 BMW 320 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,494 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 172 more horse power than 2006 BMW 320. (168 HP @ 6100 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2006 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 320 weights approximately 295 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, 2006 Infiniti Q45 (452 Nm @ 4000 RPM) has 242 more torque (in Nm) than 2006 BMW 320. (210 Nm @ 3500 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 320.
Compare all specifications:
| 2006 Infiniti Q45 | 2006 BMW 320 | |
| Make | Infiniti | BMW |
| Model | Q45 | 320 |
| Year Released | 2006 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 2171 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 168 HP |
| Engine RPM | 6400 RPM | 6100 RPM |
| Torque | 452 Nm | 210 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 93 mm | 80 mm |
| Engine Stroke Size | 82.7 mm | 72 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1615 kg |
| Vehicle Length | 5110 mm | 4490 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1380 mm |
| Wheelbase Size | 2880 mm | 2730 mm |
| Fuel Consumption Overall | 15.8 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 81 L | 63 L |
