1979 Mazda 121 vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 33 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 5,999 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (353 HP @ 5400 RPM) has 263 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 1530 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.
Because 2012 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2012 GMC Sierra will offer significantly more control. 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, 2012 GMC Sierra (506 Nm @ 4400 RPM) has 346 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2012 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 | 2012 GMC Sierra | |
| Make | Mazda | GMC |
| Model | 121 | Sierra |
| Year Released | 1979 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 353 HP |
| Engine RPM | 4800 RPM | 5400 RPM |
| Torque | 160 Nm | 506 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 3 seats |
| Vehicle Weight | 1134 kg | 2664 kg |
| Vehicle Length | 4510 mm | 5710 mm |
| Vehicle Width | 1690 mm | 2040 mm |
| Vehicle Height | 1350 mm | 1940 mm |
| Wheelbase Size | 2520 mm | 3380 mm |
