1975 Mazda Cosmo vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 31 year(s). Which means there will be less support and parts availability for 1975 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1975 Mazda Cosmo would be higher. At 2,292 cc (2 cylinders), 1975 Mazda Cosmo is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (168 HP @ 6250 RPM) has 53 more horse power than 1975 Mazda Cosmo. (115 HP @ 6500 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1975 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 161 kg more than 1975 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, 2006 BMW Z4 (210 Nm @ 3500 RPM) has 48 more torque (in Nm) than 1975 Mazda Cosmo. (162 Nm @ 4000 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda Cosmo. 2006 BMW Z4 has automatic transmission and 1975 Mazda Cosmo has manual transmission. 1975 Mazda Cosmo will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1975 Mazda Cosmo | 2006 BMW Z4 | |
| Make | Mazda | BMW |
| Model | Cosmo | Z4 |
| Year Released | 1975 | 2006 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 2170 cc |
| Engine Cylinders | 2 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 168 HP |
| Engine RPM | 6500 RPM | 6250 RPM |
| Torque | 162 Nm | 210 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1164 kg | 1325 kg |
| Vehicle Length | 4480 mm | 4100 mm |
| Vehicle Width | 1690 mm | 1790 mm |
| Vehicle Height | 1340 mm | 1310 mm |
| Wheelbase Size | 2520 mm | 2500 mm |
