1981 Mazda Cosmo vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1981 Mazda Cosmo would be higher. At 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (215 HP @ 6500 RPM) has 113 more horse power than 1981 Mazda Cosmo. (102 HP @ 5300 RPM) In normal driving conditions, 2007 BMW 525 should accelerate faster than 1981 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 582 kg more than 1981 Mazda Cosmo. 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, 2007 BMW 525 (251 Nm @ 2750 RPM) has 84 more torque (in Nm) than 1981 Mazda Cosmo. (167 Nm @ 3300 RPM). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda Cosmo. 2007 BMW 525 has automatic transmission and 1981 Mazda Cosmo has manual transmission. 1981 Mazda Cosmo will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Mazda Cosmo | 2007 BMW 525 | |
| Make | Mazda | BMW |
| Model | Cosmo | 525 |
| Year Released | 1981 | 2007 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 102 HP | 215 HP |
| Engine RPM | 5300 RPM | 6500 RPM |
| Torque | 167 Nm | 251 Nm |
| Torque RPM | 3300 RPM | 2750 RPM |
| Engine Bore Size | 80 mm | 78.8 mm |
| Engine Stroke Size | 98 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1098 kg | 1680 kg |
| Vehicle Length | 4670 mm | 4850 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Wheelbase Size | 2620 mm | 2840 mm |
