2007 BMW 320 vs. 2003 Infiniti Q45
To start off, 2007 BMW 320 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 192 more horse power than 2007 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 310 kg more than 2007 BMW 320. 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 121 more torque (in Nm) than 2007 BMW 320. (330 Nm @ 2000 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320. 2003 Infiniti Q45 has automatic transmission and 2007 BMW 320 has manual transmission. 2007 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 BMW 320 | 2003 Infiniti Q45 | |
Make | BMW | Infiniti |
Model | 320 | Q45 |
Year Released | 2007 | 2003 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 1995 cc | 4494 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 340 HP |
Engine RPM | 4000 RPM | 6400 RPM |
Torque | 330 Nm | 451 Nm |
Torque RPM | 2000 RPM | 4000 RPM |
Engine Compression Ratio | 17.0:1 | 10.5:1 |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1494 kg | 1804 kg |
Vehicle Length | 4490 mm | 5080 mm |
Vehicle Width | 1760 mm | 1850 mm |
Vehicle Height | 1380 mm | 1500 mm |
Wheelbase Size | 2730 mm | 2880 mm |
Fuel Tank Capacity | 63 L | 81 L |