2007 BMW 730 vs. 2005 BMW 325
To start off, 2007 BMW 730 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 2,996 cc (6 cylinders), 2007 BMW 730 is equipped with a bigger engine. In terms of performance, 2007 BMW 730 (255 HP @ 6600 RPM) has 71 more horse power than 2005 BMW 325. (184 HP @ 6000 RPM). In normal driving conditions, 2007 BMW 730 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 730 weights approximately 105 kg more than 2005 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 730. In wet, icy, snow, or gravel driving conditions, 2005 BMW 325 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, 2007 BMW 730 (300 Nm @ 2500 RPM) has 55 more torque (in Nm) than 2005 BMW 325. (245 Nm @ 3500 RPM). This means 2007 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325. 2007 BMW 730 has automatic transmission and 2005 BMW 325 has manual transmission. 2005 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 730 | 2005 BMW 325 | |
| Make | BMW | BMW |
| Model | 730 | 325 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 184 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 300 Nm | 245 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Engine Compression Ratio | 10.7:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 7.9 seconds | 7.7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 1715 kg |
| Vehicle Length | 5180 mm | 4480 mm |
| Vehicle Width | 1910 mm | 1750 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 3140 mm | 2730 mm |
| Fuel Consumption Overall | 10.1 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 88 L | 63 L |
