2007 BMW X3 vs. 1989 BMW 730
To start off, 2007 BMW X3 is newer by 18 year(s). Which means there will be less support and parts availability for 1989 BMW 730. In addition, the cost of maintenance, including insurance, on 1989 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1989 BMW 730 is equipped with a bigger engine. In terms of performance, 1989 BMW 730 (181 HP @ 5800 RPM) has 33 more horse power than 2007 BMW X3. (148 HP @ 4000 RPM) In normal driving conditions, 1989 BMW 730 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 140 kg more than 1989 BMW 730.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1989 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2007 BMW X3 (330 Nm @ 2000 RPM) has 69 more torque (in Nm) than 1989 BMW 730. (261 Nm @ 4000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1989 BMW 730.
Compare all specifications:
| 2007 BMW X3 | 1989 BMW 730 | |
| Make | BMW | BMW |
| Model | X3 | 730 |
| Year Released | 2007 | 1989 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2986 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 181 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 330 Nm | 261 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 89 mm |
| Engine Stroke Size | 90 mm | 80 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1740 kg | 1600 kg |
| Vehicle Length | 4570 mm | 4920 mm |
| Vehicle Width | 1680 mm | 1850 mm |
| Vehicle Height | 1860 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2840 mm |
| Fuel Tank Capacity | 67 L | 90 L |
