1977 BMW 728 vs. 2009 Mazda MX-5 Miata
To start off, 2009 Mazda MX-5 Miata is newer by 32 year(s). Which means there will be less support and parts availability for 1977 BMW 728. In addition, the cost of maintenance, including insurance, on 1977 BMW 728 would be higher. At 2,788 cc (6 cylinders), 1977 BMW 728 is equipped with a bigger engine. In terms of performance, 1977 BMW 728 (170 HP @ 6000 RPM) has 46 more horse power than 2009 Mazda MX-5 Miata. (124 HP @ 6500 RPM). In normal driving conditions, 1977 BMW 728 should accelerate faster than 2009 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 728 weights approximately 386 kg more than 2009 Mazda MX-5 Miata. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1977 BMW 728 (235 Nm @ 3700 RPM) has 68 more torque (in Nm) than 2009 Mazda MX-5 Miata. (167 Nm @ 4500 RPM). This means 1977 BMW 728 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda MX-5 Miata.
Compare all specifications:
| 1977 BMW 728 | 2009 Mazda MX-5 Miata | |
| Make | BMW | Mazda |
| Model | 728 | MX-5 Miata |
| Year Released | 1977 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 1798 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 124 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 235 Nm | 167 Nm |
| Torque RPM | 3700 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 83.1 mm |
| Engine Stroke Size | 80 mm | 83.1 mm |
| Engine Compression Ratio | 9.0:1 | 10.8:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1536 kg | 1150 kg |
| Vehicle Length | 4870 mm | 4030 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1260 mm |
| Wheelbase Size | 2800 mm | 2340 mm |
| Fuel Tank Capacity | 85 L | 50 L |
