1998 BMW 730 vs. 2008 BMW 525
To start off, 2008 BMW 525 is newer by 10 year(s). Which means there will be less support and parts availability for 1998 BMW 730. In addition, the cost of maintenance, including insurance, on 1998 BMW 730 would be higher. At 2,793 cc (6 cylinders), 1998 BMW 730 is equipped with a bigger engine. In terms of performance, 2008 BMW 525 (215 HP @ 6500 RPM) has 25 more horse power than 1998 BMW 730. (190 HP @ 5300 RPM) In normal driving conditions, 2008 BMW 525 should accelerate faster than 1998 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 730 weights approximately 65 kg more than 2008 BMW 525.
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, 1998 BMW 730 (280 Nm @ 3950 RPM) has 30 more torque (in Nm) than 2008 BMW 525. (250 Nm @ 2750 RPM). This means 1998 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 525.
Compare all specifications:
| 1998 BMW 730 | 2008 BMW 525 | |
| Make | BMW | BMW |
| Model | 730 | 525 |
| Year Released | 1998 | 2008 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2793 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 215 HP |
| Engine RPM | 5300 RPM | 6500 RPM |
| Torque | 280 Nm | 250 Nm |
| Torque RPM | 3950 RPM | 2750 RPM |
| Engine Bore Size | 84.1 mm | 78.8 mm |
| Engine Stroke Size | 84 mm | 82 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1745 kg | 1680 kg |
| Vehicle Length | 5130 mm | 4850 mm |
| Vehicle Width | 1870 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2940 mm | 2840 mm |
| Fuel Tank Capacity | 90 L | 70 L |
