2004 GMC Sierra vs. 1973 Mazda 929
To start off, 2004 GMC Sierra is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Mazda 929. In addition, the cost of maintenance, including insurance, on 1973 Mazda 929 would be higher. At 5,963 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (325 HP) has 242 more horse power than 1973 Mazda 929. (83 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1973 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1204 kg more than 1973 Mazda 929. 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 (502 Nm) has 368 more torque (in Nm) than 1973 Mazda 929. (134 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda 929.
Compare all specifications:
| 2004 GMC Sierra | 1973 Mazda 929 | |
| Make | GMC | Mazda |
| Model | Sierra | 929 |
| Year Released | 2004 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5963 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 325 HP | 83 HP |
| Torque | 502 Nm | 134 Nm |
| Engine Bore Size | 102 mm | 80 mm |
| Engine Stroke Size | 92 mm | 88 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2274 kg | 1070 kg |
| Vehicle Length | 5790 mm | 4410 mm |
| Vehicle Width | 2130 mm | 1670 mm |
| Vehicle Height | 1880 mm | 1420 mm |
| Wheelbase Size | 3650 mm | 2520 mm |
| Fuel Tank Capacity | 102 L | 55 L |
