1979 Mazda 121 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 34 year(s). Which means there will be less support and parts availability for 1979 Mazda 121. In addition, the cost of maintenance, including insurance, on 1979 Mazda 121 would be higher. At 4,800 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (298 HP @ 5600 RPM) has 208 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 1176 kg more than 1979 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2013 GMC Sierra (414 Nm @ 4600 RPM) has 254 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 2013 GMC Sierra | |
| Make | Mazda | GMC |
| Model | 121 | Sierra |
| Year Released | 1979 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 298 HP |
| Engine RPM | 4800 RPM | 5600 RPM |
| Torque | 160 Nm | 414 Nm |
| Torque RPM | 3000 RPM | 4600 RPM |
| Engine Bore Size | 80 mm | 96 mm |
| Engine Stroke Size | 98 mm | 83 mm |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 6 seats |
| Vehicle Weight | 1134 kg | 2310 kg |
| Vehicle Length | 4510 mm | 5847 mm |
| Vehicle Width | 1690 mm | 2031 mm |
| Vehicle Height | 1350 mm | 1877 mm |
| Wheelbase Size | 2520 mm | 3645 mm |
