2004 BMW 730 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 730. In addition, the cost of maintenance, including insurance, on 2004 BMW 730 would be higher. At 3,600 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (473 HP @ 6000 RPM) has 248 more horse power than 2004 BMW 730. (225 HP @ 6000 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2004 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 730 weights approximately 200 kg more than 2007 Porsche 911.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 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 Porsche 911 (620 Nm @ 1950 RPM) has 320 more torque (in Nm) than 2004 BMW 730. (300 Nm @ 3500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 730. 2004 BMW 730 has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 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:
| 2004 BMW 730 | 2007 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 730 | 911 |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2979 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 473 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 300 Nm | 620 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Compression Ratio | 10.2:1 | 10.1:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1790 kg | 1590 kg |
| Vehicle Length | 5040 mm | 4440 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1310 mm |
| Wheelbase Size | 3000 mm | 2360 mm |
| Fuel Tank Capacity | 63 L | 80 L |
