2006 BMW X3 vs. 1978 BMW B7
To start off, 2006 BMW X3 is newer by 28 year(s). Which means there will be less support and parts availability for 1978 BMW B7. In addition, the cost of maintenance, including insurance, on 1978 BMW B7 would be higher. At 3,500 cc (6 cylinders), 1978 BMW B7 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 425 kg more than 1978 BMW B7.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW B7. In wet, icy, snow, or gravel driving conditions, 2006 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, 1978 BMW B7 (627 Nm) has 217 more torque (in Nm) than 2006 BMW X3. (410 Nm). This means 1978 BMW B7 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3.
Compare all specifications:
| 2006 BMW X3 | 1978 BMW B7 | |
| Make | BMW | BMW |
| Model | X3 | B7 |
| Year Released | 2006 | 1978 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 201 HP | 0 HP |
| Torque | 410 Nm | 627 Nm |
| Top Speed | 205 km/hour | 262 km/hour |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1925 kg | 1500 kg |
| Wheelbase Size | 2800 mm | 2800 mm |
| Fuel Tank Capacity | 67 L | 70 L |
