2009 BMW X6 vs. 1977 BMW 528
To start off, 2009 BMW X6 is newer by 32 year(s). Which means there will be less support and parts availability for 1977 BMW 528. In addition, the cost of maintenance, including insurance, on 1977 BMW 528 would be higher. At 4,395 cc (8 cylinders), 2009 BMW X6 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (401 HP @ 5500 RPM) has 223 more horse power than 1977 BMW 528. (178 HP @ 5800 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 1977 BMW 528. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 849 kg more than 1977 BMW 528. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 528. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2009 BMW X6 (610 Nm @ 1750 RPM) has 376 more torque (in Nm) than 1977 BMW 528. (234 Nm @ 4300 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 528. 2009 BMW X6 has automatic transmission and 1977 BMW 528 has manual transmission. 1977 BMW 528 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW X6 | 1977 BMW 528 | |
| Make | BMW | BMW |
| Model | X6 | 528 |
| Year Released | 2009 | 1977 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4395 cc | 2788 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 401 HP | 178 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 610 Nm | 234 Nm |
| Torque RPM | 1750 RPM | 4300 RPM |
| Engine Bore Size | 89 mm | 86 mm |
| Engine Stroke Size | 88.3 mm | 80 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2265 kg | 1416 kg |
| Vehicle Length | 4880 mm | 4620 mm |
| Vehicle Width | 1990 mm | 1700 mm |
| Vehicle Height | 1700 mm | 1430 mm |
| Wheelbase Size | 2940 mm | 2640 mm |
| Fuel Tank Capacity | 85 L | 70 L |
