2006 Infiniti Q45 vs. 2009 BMW 316
To start off, 2009 BMW 316 is newer by 3 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 4,494 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 227 more horse power than 2009 BMW 316. (113 HP @ 5500 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2009 BMW 316. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 316 weights approximately 55 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 277 more torque (in Nm) than 2009 BMW 316. (175 Nm @ 3750 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 316.
Compare all specifications:
| 2006 Infiniti Q45 | 2009 BMW 316 | |
| Make | Infiniti | BMW |
| Model | Q45 | 316 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1596 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 113 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 452 Nm | 175 Nm |
| Torque RPM | 4000 RPM | 3750 RPM |
| Engine Bore Size | 93 mm | 84.1 mm |
| Engine Stroke Size | 82.7 mm | 81 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 | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1320 kg | 1375 kg |
| Vehicle Length | 5110 mm | 4270 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1410 mm |
| Wheelbase Size | 2880 mm | 2730 mm |
| Fuel Consumption Overall | 15.8 L/100km | 7 L/100km |
| Fuel Tank Capacity | 81 L | 63 L |
