2001 BMW 320 vs. 2009 BMW 730
To start off, 2009 BMW 730 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 BMW 320. In addition, the cost of maintenance, including insurance, on 2001 BMW 320 would be higher. At 2,993 cc (6 cylinders), 2009 BMW 730 is equipped with a bigger engine. In terms of performance, 2009 BMW 730 (242 HP @ 4000 RPM) has 94 more horse power than 2001 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 730 should accelerate faster than 2001 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 730 weights approximately 270 kg more than 2001 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 730 (540 Nm @ 1750 RPM) has 185 more torque (in Nm) than 2001 BMW 320. (355 Nm @ 2000 RPM). This means 2009 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW 320.
Compare all specifications:
| 2001 BMW 320 | 2009 BMW 730 | |
| Make | BMW | BMW |
| Model | 320 | 730 |
| Year Released | 2001 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 242 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 355 Nm | 540 Nm |
| Torque RPM | 2000 RPM | 1750 RPM |
| Engine Compression Ratio | 17.0:1 | 16.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 211 km/hour | 240 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 7.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 1865 kg |
| Vehicle Length | 4480 mm | 5080 mm |
| Vehicle Width | 1750 mm | 1910 mm |
| Vehicle Height | 1420 mm | 1490 mm |
| Wheelbase Size | 2730 mm | 3080 mm |
| Fuel Tank Capacity | 63 L | 80 L |
