2001 BMW 325 vs. 2004 BMW 730
To start off, 2004 BMW 730 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 BMW 325. In addition, the cost of maintenance, including insurance, on 2001 BMW 325 would be higher. At 2,979 cc (6 cylinders), 2004 BMW 730 is equipped with a bigger engine. In terms of performance, 2004 BMW 730 (225 HP @ 6000 RPM) has 41 more horse power than 2001 BMW 325. (184 HP @ 6000 RPM) In normal driving conditions, 2004 BMW 730 should accelerate faster than 2001 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 730 weights approximately 385 kg more than 2001 BMW 325. 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, 2004 BMW 730 (300 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2001 BMW 325. (245 Nm @ 3500 RPM). This means 2004 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW 325. 2004 BMW 730 has automatic transmission and 2001 BMW 325 has manual transmission. 2001 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 BMW 325 | 2004 BMW 730 | |
| Make | BMW | BMW |
| Model | 325 | 730 |
| Year Released | 2001 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 225 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 75 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1405 kg | 1790 kg |
| Vehicle Length | 4270 mm | 5040 mm |
| Vehicle Width | 1760 mm | 1910 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Wheelbase Size | 2740 mm | 3000 mm |
| Fuel Tank Capacity | 55 L | 63 L |
