1984 BMW 725 vs. 1999 BMW 330
To start off, 1999 BMW 330 is newer by 15 year(s). Which means there will be less support and parts availability for 1984 BMW 725. In addition, the cost of maintenance, including insurance, on 1984 BMW 725 would be higher. At 2,983 cc (6 cylinders), 1999 BMW 330 is equipped with a bigger engine. In terms of performance, 1999 BMW 330 (185 HP @ 4000 RPM) has 37 more horse power than 1984 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 1999 BMW 330 should accelerate faster than 1984 BMW 725.
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, 1999 BMW 330 (390 Nm @ 1750 RPM) has 175 more torque (in Nm) than 1984 BMW 725. (215 Nm @ 4000 RPM). This means 1999 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 1984 BMW 725.
Compare all specifications:
| 1984 BMW 725 | 1999 BMW 330 | |
| Make | BMW | BMW |
| Model | 725 | 330 |
| Year Released | 1984 | 1999 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 2983 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 185 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 215 Nm | 390 Nm |
| Torque RPM | 4000 RPM | 1750 RPM |
| Engine Bore Size | 86 mm | 84 mm |
| Engine Stroke Size | 71.6 mm | 88 mm |
| Engine Compression Ratio | 9.6:1 | 18.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4870 mm | 4480 mm |
| Vehicle Width | 1810 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2810 mm | 2730 mm |
