2009 BMW 745 vs. 2007 BMW 320
To start off, 2009 BMW 745 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 320. In addition, the cost of maintenance, including insurance, on 2007 BMW 320 would be higher. At 4,396 cc (8 cylinders), 2009 BMW 745 is equipped with a bigger engine. In terms of performance, 2009 BMW 745 (328 HP @ 6100 RPM) has 180 more horse power than 2007 BMW 320. (148 HP @ 6200 RPM). In normal driving conditions, 2009 BMW 745 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 745 weights approximately 635 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, 2009 BMW 745 (450 Nm @ 3600 RPM) has 250 more torque (in Nm) than 2007 BMW 320. (200 Nm @ 3600 RPM). This means 2009 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320.
Compare all specifications:
| 2009 BMW 745 | 2007 BMW 320 | |
| Make | BMW | BMW |
| Model | 745 | 320 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 148 HP |
| Engine RPM | 6100 RPM | 6200 RPM |
| Torque | 450 Nm | 200 Nm |
| Torque RPM | 3600 RPM | 3600 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 215 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 9.7 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 | 1985 kg | 1350 kg |
| Vehicle Length | 5180 mm | 4530 mm |
| Vehicle Width | 1910 mm | 1820 mm |
| Vehicle Height | 1500 mm | 1430 mm |
| Wheelbase Size | 3140 mm | 2770 mm |
| Fuel Consumption Overall | 11.2 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 88 L | 60 L |
