2007 GMC Sierra vs. 1977 Mazda 121
To start off, 2007 GMC Sierra is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Mazda 121. In addition, the cost of maintenance, including insurance, on 1977 Mazda 121 would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (300 HP @ 4400 RPM) has 186 more horse power than 1977 Mazda 121. (114 HP @ 6000 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1977 Mazda 121.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 323 more torque (in Nm) than 1977 Mazda 121. (165 Nm @ 4000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 121.
Compare all specifications:
2007 GMC Sierra | 1977 Mazda 121 | |
Make | GMC | Mazda |
Model | Sierra | 121 |
Year Released | 2007 | 1977 |
Engine Position | Front | Front |
Engine Size | 5999 cc | 2615 cc |
Engine Cylinders | 8 cylinders | 2 cylinders |
Engine Type | V | in-line |
Horse Power | 300 HP | 114 HP |
Engine RPM | 4400 RPM | 6000 RPM |
Torque | 488 Nm | 165 Nm |
Torque RPM | 4000 RPM | 4000 RPM |
Number of Seats | 6 seats | 4 seats |
Vehicle Length | 6570 mm | 4510 mm |
Vehicle Width | 2450 mm | 1690 mm |
Vehicle Height | 1970 mm | 1350 mm |
Wheelbase Size | 4250 mm | 2520 mm |