2001 BMW 730 vs. 2005 BMW X5
To start off, 2005 BMW X5 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 BMW 730. In addition, the cost of maintenance, including insurance, on 2001 BMW 730 would be higher. At 2,926 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2001 BMW 730 (227 HP @ 5900 RPM) has 12 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM). In normal driving conditions, 2001 BMW 730 should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 350 kg more than 2001 BMW 730.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2001 BMW 730. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 220 more torque (in Nm) than 2001 BMW 730. (300 Nm @ 3500 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW 730. 2001 BMW 730 has automatic transmission and 2005 BMW X5 has manual transmission. 2005 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 BMW 730 | 2005 BMW X5 | |
| Make | BMW | BMW |
| Model | 730 | X5 |
| Year Released | 2001 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2925 cc | 2926 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 215 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 300 Nm | 520 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 89.6 mm | 90 mm |
| Engine Compression Ratio | 10.2:1 | 18.0:1 |
| Top Speed | 237 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 8.3 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 | 2170 kg |
| Vehicle Length | 5180 mm | 4670 mm |
| Vehicle Width | 1910 mm | 1880 mm |
| Vehicle Height | 1500 mm | 1720 mm |
| Wheelbase Size | 3000 mm | 2830 mm |
| Fuel Tank Capacity | 88 L | 93 L |
