1981 BMW 528 vs. 2007 Mazda CX-9
To start off, 2007 Mazda CX-9 is newer by 26 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 3,496 cc (6 cylinders), 2007 Mazda CX-9 is equipped with a bigger engine. In terms of performance, 2007 Mazda CX-9 (264 HP @ 6250 RPM) has 83 more horse power than 1981 BMW 528. (181 HP @ 5800 RPM) In normal driving conditions, 2007 Mazda CX-9 should accelerate faster than 1981 BMW 528.
Because 2007 Mazda CX-9 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, 2007 Mazda CX-9 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 Mazda CX-9 (338 Nm @ 4500 RPM) has 98 more torque (in Nm) than 1981 BMW 528. (240 Nm @ 4200 RPM). This means 2007 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 528. 2007 Mazda CX-9 has automatic transmission and 1981 BMW 528 has manual transmission. 1981 BMW 528 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mazda CX-9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 528 | 2007 Mazda CX-9 | |
| Make | BMW | Mazda |
| Model | 528 | CX-9 |
| Year Released | 1981 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 3496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 264 HP |
| Engine RPM | 5800 RPM | 6250 RPM |
| Torque | 240 Nm | 338 Nm |
| Torque RPM | 4200 RPM | 4500 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4630 mm | 5080 mm |
| Vehicle Width | 1710 mm | 1940 mm |
| Vehicle Height | 1430 mm | 1740 mm |
| Wheelbase Size | 2630 mm | 2880 mm |
| Fuel Tank Capacity | 70 L | 76 L |
