2007 BMW X3 vs. 1986 BMW 735
To start off, 2007 BMW X3 is newer by 21 year(s). Which means there will be less support and parts availability for 1986 BMW 735. In addition, the cost of maintenance, including insurance, on 1986 BMW 735 would be higher. At 3,453 cc (6 cylinders), 1986 BMW 735 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 45 more horse power than 1986 BMW 735. (215 HP @ 5200 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1986 BMW 735.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1986 BMW 735. 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, 1986 BMW 735 (310 Nm @ 4000 RPM) has 5 more torque (in Nm) than 2007 BMW X3. (305 Nm @ 2750 RPM). This means 1986 BMW 735 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 1986 BMW 735 | |
| Make | BMW | BMW |
| Model | X3 | 735 |
| Year Released | 2007 | 1986 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3453 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 260 HP | 215 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 305 Nm | 310 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 85.1 mm | 92 mm |
| Engine Stroke Size | 87.9 mm | 86 mm |
| Engine Compression Ratio | 10.7:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Doors | 5 doors | 4 doors |
