2005 BMW 730 vs. 2005 BMW 525
To start off, both 2005 BMW 730 and 2005 BMW 525 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,977 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (254 HP @ 6600 RPM) has 93 more horse power than 2005 BMW 525. (161 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 445 kg more than 2005 BMW 525. 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, 2005 BMW 525 (351 Nm @ 2000 RPM) has 51 more torque (in Nm) than 2005 BMW 730. (300 Nm @ 2500 RPM). This means 2005 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 730. 2005 BMW 730 has automatic transmission and 2005 BMW 525 has manual transmission. 2005 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 730 | 2005 BMW 525 | |
| Make | BMW | BMW |
| Model | 730 | 525 |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 161 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 300 Nm | 351 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Engine Bore Size | 85 mm | 80 mm |
| Engine Stroke Size | 88 mm | 82.8 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 244 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 8.1 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1935 kg | 1490 kg |
| Vehicle Length | 5040 mm | 4850 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2730 mm |
| Fuel Consumption Overall | 10.7 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 88 L | 70 L |
