2002 GMC Sierra vs. 1979 Mazda 929
To start off, 2002 GMC Sierra is newer by 23 year(s). Which means there will be less support and parts availability for 1979 Mazda 929. In addition, the cost of maintenance, including insurance, on 1979 Mazda 929 would be higher. At 5,967 cc (8 cylinders), 2002 GMC Sierra is equipped with a bigger engine. In terms of performance, 2002 GMC Sierra (321 HP @ 5000 RPM) has 238 more horse power than 1979 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2002 GMC Sierra should accelerate faster than 1979 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2002 GMC Sierra weights approximately 1200 kg more than 1979 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, 2002 GMC Sierra (371 Nm @ 4000 RPM) has 237 more torque (in Nm) than 1979 Mazda 929. (134 Nm @ 3000 RPM). This means 2002 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 929.
Compare all specifications:
| 2002 GMC Sierra | 1979 Mazda 929 | |
| Make | GMC | Mazda |
| Model | Sierra | 929 |
| Year Released | 2002 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 1767 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 83 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 371 Nm | 134 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2270 kg | 1070 kg |
| Vehicle Length | 5790 mm | 4410 mm |
| Vehicle Width | 2000 mm | 1670 mm |
| Vehicle Height | 1850 mm | 1420 mm |
| Wheelbase Size | 3650 mm | 2520 mm |
| Fuel Tank Capacity | 117 L | 55 L |
