1997 BMW 730 vs. 2008 BMW 525
To start off, 2008 BMW 525 is newer by 11 year(s). Which means there will be less support and parts availability for 1997 BMW 730. In addition, the cost of maintenance, including insurance, on 1997 BMW 730 would be higher. At 2,792 cc (6 cylinders), 1997 BMW 730 is equipped with a bigger engine. In terms of performance, 1997 BMW 730 (190 HP @ 5300 RPM) has 15 more horse power than 2008 BMW 525. (175 HP @ 4000 RPM). In normal driving conditions, 1997 BMW 730 should accelerate faster than 2008 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 525 weights approximately 5 kg more than 1997 BMW 730.
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, 2008 BMW 525 (400 Nm @ 2000 RPM) has 121 more torque (in Nm) than 1997 BMW 730. (279 Nm @ 3950 RPM). This means 2008 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1997 BMW 730.
Compare all specifications:
| 1997 BMW 730 | 2008 BMW 525 | |
| Make | BMW | BMW |
| Model | 730 | 525 |
| Year Released | 1997 | 2008 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 175 HP |
| Engine RPM | 5300 RPM | 4000 RPM |
| Torque | 279 Nm | 400 Nm |
| Torque RPM | 3950 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 84 mm | 75.1 mm |
| Fuel Type | Gasoline | Diesel |
| 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 | 1750 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 |
