1971 Mazda Cosmo vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 35 year(s). Which means there will be less support and parts availability for 1971 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1971 Mazda Cosmo would be higher. At 1,964 cc, 1971 Mazda Cosmo is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (104 HP @ 6000 RPM) has 11 more horse power than 1971 Mazda Cosmo. (93 HP @ 7000 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 1971 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 375 kg more than 1971 Mazda Cosmo. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Opel Astra (150 Nm @ 3900 RPM) has 17 more torque (in Nm) than 1971 Mazda Cosmo. (133 Nm @ 3500 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1971 Mazda Cosmo.
Compare all specifications:
| 1971 Mazda Cosmo | 2006 Opel Astra | |
| Make | Mazda | Opel |
| Model | Cosmo | Astra |
| Year Released | 1971 | 2006 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1964 cc | 1598 cc |
| Horse Power | 93 HP | 104 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 133 Nm | 150 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 940 kg | 1315 kg |
| Vehicle Length | 4150 mm | 4520 mm |
| Vehicle Width | 1600 mm | 1800 mm |
| Vehicle Height | 1170 mm | 1510 mm |
| Wheelbase Size | 2210 mm | 2710 mm |
