1977 Mazda Cosmo vs. 1970 Opel Commodore
To start off, 1977 Mazda Cosmo is newer by 7 year(s). Which means there will be less support and parts availability for 1970 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1970 Opel Commodore would be higher. At 2,784 cc (6 cylinders), 1970 Opel Commodore is equipped with a bigger engine. In terms of performance, 1970 Opel Commodore (148 HP @ 5100 RPM) has 55 more horse power than 1977 Mazda Cosmo. (93 HP @ 5500 RPM) In normal driving conditions, 1970 Opel Commodore should accelerate faster than 1977 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1970 Opel Commodore weights approximately 130 kg more than 1977 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, 1970 Opel Commodore (223 Nm @ 5200 RPM) has 73 more torque (in Nm) than 1977 Mazda Cosmo. (150 Nm @ 3300 RPM). This means 1970 Opel Commodore will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda Cosmo.
Compare all specifications:
| 1977 Mazda Cosmo | 1970 Opel Commodore | |
| Make | Mazda | Opel |
| Model | Cosmo | Commodore |
| Year Released | 1977 | 1970 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 2784 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 93 HP | 148 HP |
| Engine RPM | 5500 RPM | 5100 RPM |
| Torque | 150 Nm | 223 Nm |
| Torque RPM | 3300 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1090 kg | 1220 kg |
| Vehicle Length | 4480 mm | 4580 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1340 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2670 mm |
| Fuel Tank Capacity | 65 L | 75 L |
