1987 BMW 730 vs. 2009 Mazda CX-7
To start off, 2009 Mazda CX-7 is newer by 22 year(s). Which means there will be less support and parts availability for 1987 BMW 730. In addition, the cost of maintenance, including insurance, on 1987 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1987 BMW 730 is equipped with a bigger engine. In terms of performance, 2009 Mazda CX-7 (235 HP @ 5000 RPM) has 54 more horse power than 1987 BMW 730. (181 HP @ 5800 RPM) In normal driving conditions, 2009 Mazda CX-7 should accelerate faster than 1987 BMW 730.
Because 2009 Mazda CX-7 is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW 730. In wet, icy, snow, or gravel driving conditions, 2009 Mazda CX-7 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 CX-7 (351 Nm @ 2500 RPM) has 91 more torque (in Nm) than 1987 BMW 730. (260 Nm @ 4000 RPM). This means 2009 Mazda CX-7 will have an easier job in driving up hills or pulling heavy equipment than 1987 BMW 730.
Compare all specifications:
| 1987 BMW 730 | 2009 Mazda CX-7 | |
| Make | BMW | Mazda |
| Model | 730 | CX-7 |
| Year Released | 1987 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 2261 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 235 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 260 Nm | 351 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 89 mm | 87.5 mm |
| Engine Stroke Size | 80 mm | 94 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4920 mm | 4690 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1650 mm |
| Wheelbase Size | 2840 mm | 2760 mm |
| Fuel Tank Capacity | 90 L | 69 L |
