2006 Opel Speedster vs. 1975 Mazda Cosmo
To start off, 2006 Opel Speedster 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 1,998 cc (4 cylinders), 2006 Opel Speedster is equipped with a bigger engine. In terms of performance, 2006 Opel Speedster (197 HP @ 5500 RPM) has 103 more horse power than 1975 Mazda Cosmo. (94 HP @ 5500 RPM). In normal driving conditions, 2006 Opel Speedster should accelerate faster than 1975 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1975 Mazda Cosmo weights approximately 85 kg more than 2006 Opel Speedster.
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 Opel Speedster (250 Nm @ 1950 RPM) has 100 more torque (in Nm) than 1975 Mazda Cosmo. (150 Nm @ 3300 RPM). This means 2006 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda Cosmo. 1975 Mazda Cosmo has automatic transmission and 2006 Opel Speedster has manual transmission. 2006 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1975 Mazda Cosmo will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Opel Speedster | 1975 Mazda Cosmo | |
| Make | Opel | Mazda |
| Model | Speedster | Cosmo |
| Year Released | 2006 | 1975 |
| Body Type | Convertible | Coupe |
| Engine Position | Middle | Front |
| Engine Size | 1998 cc | 1769 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 94 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 250 Nm | 150 Nm |
| Torque RPM | 1950 RPM | 3300 RPM |
| Engine Bore Size | 86.1 mm | 80 mm |
| Engine Stroke Size | 86 mm | 88 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1005 kg | 1090 kg |
| Vehicle Length | 3790 mm | 4480 mm |
| Vehicle Width | 1710 mm | 1690 mm |
| Vehicle Height | 1120 mm | 1340 mm |
| Wheelbase Size | 2340 mm | 2520 mm |
| Fuel Tank Capacity | 36 L | 65 L |
