2004 GMC Sierra vs. 1981 Mazda Cosmo
To start off, 2004 GMC Sierra is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1981 Mazda Cosmo would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 180 more horse power than 1981 Mazda Cosmo. (120 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1981 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1132 kg more than 1981 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, 2004 GMC Sierra (488 Nm) has 326 more torque (in Nm) than 1981 Mazda Cosmo. (162 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda Cosmo.
Compare all specifications:
| 2004 GMC Sierra | 1981 Mazda Cosmo | |
| Make | GMC | Mazda |
| Model | Sierra | Cosmo |
| Year Released | 2004 | 1981 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2292 cc |
| Engine Cylinders | 8 cylinders | 2 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 120 HP |
| Torque | 488 Nm | 162 Nm |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2282 kg | 1150 kg |
| Vehicle Length | 5650 mm | 4670 mm |
| Vehicle Width | 2000 mm | 1700 mm |
| Vehicle Height | 1890 mm | 1420 mm |
| Wheelbase Size | 3380 mm | 2620 mm |
