1975 Mazda Cosmo vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 33 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 1,970 cc (4 cylinders), 1975 Mazda Cosmo is equipped with a bigger engine. In terms of performance, 2008 Opel Astra (148 HP @ 4000 RPM) has 46 more horse power than 1975 Mazda Cosmo. (102 HP @ 5300 RPM) In normal driving conditions, 2008 Opel Astra should accelerate faster than 1975 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 283 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.
Because 1975 Mazda Cosmo is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1975 Mazda Cosmo. However, in wet, icy, snow, or gravel driving conditions, 2008 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2008 Opel Astra (320 Nm @ 2000 RPM) has 153 more torque (in Nm) than 1975 Mazda Cosmo. (167 Nm @ 3000 RPM). This means 2008 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda Cosmo.
Compare all specifications:
| 1975 Mazda Cosmo | 2008 Opel Astra | |
| Make | Mazda | Opel |
| Model | Cosmo | Astra |
| Year Released | 1975 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 102 HP | 148 HP |
| Engine RPM | 5300 RPM | 4000 RPM |
| Torque | 167 Nm | 320 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 83 mm |
| Engine Stroke Size | 98 mm | 92 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1115 kg | 1398 kg |
| Vehicle Length | 4480 mm | 3510 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1340 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2620 mm |
| Fuel Tank Capacity | 65 L | 52 L |
