2004 BMW 730 vs. 2009 Infiniti EX
To start off, 2009 Infiniti EX is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW 730. In addition, the cost of maintenance, including insurance, on 2004 BMW 730 would be higher. At 3,696 cc (6 cylinders), 2009 Infiniti EX is equipped with a bigger engine. In terms of performance, 2009 Infiniti EX (317 HP @ 7000 RPM) has 92 more horse power than 2004 BMW 730. (225 HP @ 6000 RPM) In normal driving conditions, 2009 Infiniti EX should accelerate faster than 2004 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 730 weights approximately 71 kg more than 2009 Infiniti EX.
Because 2009 Infiniti EX is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 730. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti EX will offer significantly more control. 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, 2009 Infiniti EX (360 Nm @ 5200 RPM) has 60 more torque (in Nm) than 2004 BMW 730. (300 Nm @ 3500 RPM). This means 2009 Infiniti EX will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 730.
Compare all specifications:
| 2004 BMW 730 | 2009 Infiniti EX | |
| Make | BMW | Infiniti |
| Model | 730 | EX |
| Year Released | 2004 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3696 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 317 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 300 Nm | 360 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Engine Compression Ratio | 10.2:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1790 kg | 1719 kg |
| Vehicle Length | 5040 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1810 mm |
| Vehicle Height | 1500 mm | 1600 mm |
| Wheelbase Size | 3000 mm | 2810 mm |
| Fuel Tank Capacity | 63 L | 82 L |
