1981 BMW 745 vs. 2009 BMW 530
To start off, 2009 BMW 530 is newer by 28 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, 2009 BMW 530 (254 HP @ 6600 RPM) has 2 more horse power than 1981 BMW 745. (252 HP @ 5200 RPM) In normal driving conditions, 2009 BMW 530 should accelerate faster than 1981 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 75 kg more than 2009 BMW 530.
Because 2009 BMW 530 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, 2009 BMW 530 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 80 more torque (in Nm) than 2009 BMW 530. (300 Nm @ 2500 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 530.
Compare all specifications:
| 1981 BMW 745 | 2009 BMW 530 | |
| Make | BMW | BMW |
| Model | 745 | 530 |
| Year Released | 1981 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 254 HP |
| Engine RPM | 5200 RPM | 6600 RPM |
| Torque | 380 Nm | 300 Nm |
| Torque RPM | 2200 RPM | 2500 RPM |
| Engine Compression Ratio | 8.0:1 | 10.7:1 |
| Top Speed | 220 km/hour | 250 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 Weight | 1590 kg | 1515 kg |
| Vehicle Length | 4870 mm | 4850 mm |
| Vehicle Width | 1810 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1500 mm |
| Wheelbase Size | 2800 mm | 2840 mm |
| Fuel Tank Capacity | 100 L | 70 L |
