2007 BMW 323 vs. 2009 BMW 750
To start off, 2009 BMW 750 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 323. In addition, the cost of maintenance, including insurance, on 2007 BMW 323 would be higher. At 4,799 cc (8 cylinders), 2009 BMW 750 is equipped with a bigger engine. In terms of performance, 2009 BMW 750 (363 HP @ 6300 RPM) has 188 more horse power than 2007 BMW 323. (175 HP @ 5800 RPM) In normal driving conditions, 2009 BMW 750 should accelerate faster than 2007 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 750 weights approximately 426 kg more than 2007 BMW 323. 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, 2009 BMW 750 (490 Nm @ 3400 RPM) has 260 more torque (in Nm) than 2007 BMW 323. (230 Nm @ 3500 RPM). This means 2009 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 323.
Compare all specifications:
| 2007 BMW 323 | 2009 BMW 750 | |
| Make | BMW | BMW |
| Model | 323 | 750 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4799 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 363 HP |
| Engine RPM | 5800 RPM | 6300 RPM |
| Torque | 230 Nm | 490 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 78.8 mm | 93 mm |
| Engine Stroke Size | 82 mm | 88.3 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 226 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 5.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1524 kg | 1950 kg |
| Vehicle Length | 4530 mm | 5190 mm |
| Vehicle Width | 1430 mm | 1910 mm |
| Vehicle Height | 1820 mm | 1490 mm |
| Wheelbase Size | 2770 mm | 3130 mm |
| Fuel Consumption Overall | 9 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 60 L | 90 L |
