1981 BMW 528 vs. 2009 Mazda BT-50
To start off, 2009 Mazda BT-50 is newer by 28 year(s). Which means there will be less support and parts availability for 1981 BMW 528. In addition, the cost of maintenance, including insurance, on 1981 BMW 528 would be higher. At 2,788 cc (6 cylinders), 1981 BMW 528 is equipped with a bigger engine. In terms of performance, 1981 BMW 528 (181 HP @ 5800 RPM) has 73 more horse power than 2009 Mazda BT-50. (108 HP @ 3500 RPM). In normal driving conditions, 1981 BMW 528 should accelerate faster than 2009 Mazda BT-50. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 528 weights approximately 345 kg more than 2009 Mazda BT-50. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mazda BT-50 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 528. In wet, icy, snow, or gravel driving conditions, 2009 Mazda BT-50 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 Mazda BT-50 (257 Nm @ 2000 RPM) has 17 more torque (in Nm) than 1981 BMW 528. (240 Nm @ 4200 RPM). This means 2009 Mazda BT-50 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 528.
Compare all specifications:
| 1981 BMW 528 | 2009 Mazda BT-50 | |
| Make | BMW | Mazda |
| Model | 528 | BT-50 |
| Year Released | 1981 | 2009 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2498 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 108 HP |
| Engine RPM | 5800 RPM | 3500 RPM |
| Torque | 240 Nm | 257 Nm |
| Torque RPM | 4200 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 93 mm |
| Engine Stroke Size | 80 mm | 92 mm |
| Engine Compression Ratio | 9.3:1 | 19.8:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1300 kg | 955 kg |
| Vehicle Height | 1430 mm | 1810 mm |
| Wheelbase Size | 2630 mm | 3010 mm |
| Fuel Tank Capacity | 70 L | 50 L |
