2007 GMC Sierra vs. 1979 Mazda 121
To start off, 2007 GMC Sierra is newer by 28 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 6,172 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (403 HP @ 5700 RPM) has 313 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1344 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 2007 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, 2007 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, 2007 GMC Sierra (565 Nm @ 4300 RPM) has 405 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
2007 GMC Sierra | 1979 Mazda 121 | |
Make | GMC | Mazda |
Model | Sierra | 121 |
Year Released | 2007 | 1979 |
Engine Position | Front | Front |
Engine Size | 6172 cc | 1970 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 403 HP | 90 HP |
Engine RPM | 5700 RPM | 4800 RPM |
Torque | 565 Nm | 160 Nm |
Torque RPM | 4300 RPM | 3000 RPM |
Drive Type | 4WD | Rear |
Number of Seats | 5 seats | 4 seats |
Vehicle Weight | 2478 kg | 1134 kg |
Vehicle Length | 5850 mm | 4510 mm |
Vehicle Width | 2040 mm | 1690 mm |
Vehicle Height | 1880 mm | 1350 mm |
Wheelbase Size | 3650 mm | 2520 mm |