1970 Mazda Cosmo vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 39 year(s). Which means there will be less support and parts availability for 1970 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1970 Mazda Cosmo would be higher. At 5,999 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (353 HP @ 5400 RPM) has 260 more horse power than 1970 Mazda Cosmo. (93 HP @ 7000 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 1970 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 1724 kg more than 1970 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, 2009 GMC Sierra (506 Nm @ 4400 RPM) has 372 more torque (in Nm) than 1970 Mazda Cosmo. (134 Nm @ 3500 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1970 Mazda Cosmo.
Compare all specifications:
| 1970 Mazda Cosmo | 2009 GMC Sierra | |
| Make | Mazda | GMC |
| Model | Cosmo | Sierra |
| Year Released | 1970 | 2009 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1964 cc | 5999 cc |
| Horse Power | 93 HP | 353 HP |
| Engine RPM | 7000 RPM | 5400 RPM |
| Torque | 134 Nm | 506 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 3 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 940 kg | 2664 kg |
| Vehicle Length | 4150 mm | 5710 mm |
| Vehicle Width | 1600 mm | 2040 mm |
| Vehicle Height | 1170 mm | 1940 mm |
| Wheelbase Size | 2210 mm | 3380 mm |
