1981 BMW 745 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,430 cc (6 cylinders), 1981 BMW 745 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 51 more horse power than 2007 BMW X5. (201 HP @ 4000 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 2007 BMW X5.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 745. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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 X5 (480 Nm @ 1750 RPM) has 100 more torque (in Nm) than 1981 BMW 745. (380 Nm @ 2200 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 745.
Compare all specifications:
| 1981 BMW 745 | 2007 BMW X5 | |
| Make | BMW | BMW |
| Model | 745 | X5 |
| Year Released | 1981 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 201 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 380 Nm | 480 Nm |
| Torque RPM | 2200 RPM | 1750 RPM |
| Top Speed | 220 km/hour | 210 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Width | 1810 mm | 1880 mm |
