2004 GMC Sierra vs. 1978 Mazda 616
To start off, 2004 GMC Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Mazda 616. In addition, the cost of maintenance, including insurance, on 1978 Mazda 616 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 246 more horse power than 1978 Mazda 616. (79 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1978 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1362 kg more than 1978 Mazda 616. 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 378 more torque (in Nm) than 1978 Mazda 616. (124 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 616.
Compare all specifications:
| 2004 GMC Sierra | 1978 Mazda 616 | |
| Make | GMC | Mazda |
| Model | Sierra | 616 |
| Year Released | 2004 | 1978 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5963 cc | 1586 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 325 HP | 79 HP |
| Torque | 502 Nm | 124 Nm |
| Engine Bore Size | 102 mm | 78 mm |
| Engine Stroke Size | 92 mm | 83 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2274 kg | 912 kg |
| Vehicle Length | 5790 mm | 4160 mm |
| Vehicle Width | 2130 mm | 1590 mm |
| Vehicle Height | 1880 mm | 1400 mm |
| Wheelbase Size | 3650 mm | 2480 mm |
