1979 Mazda 121 vs. 2010 Infiniti FX
To start off, 2010 Infiniti FX is newer by 31 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 5,019 cc (8 cylinders), 2010 Infiniti FX is equipped with a bigger engine. In terms of performance, 2010 Infiniti FX (390 HP @ 6500 RPM) has 300 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 2010 Infiniti FX should accelerate faster than 1979 Mazda 121.
Because 2010 Infiniti FX 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, 2010 Infiniti FX 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, 2010 Infiniti FX (501 Nm @ 4400 RPM) has 341 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2010 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 2010 Infiniti FX | |
| Make | Mazda | Infiniti |
| Model | 121 | FX |
| Year Released | 1979 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5019 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 390 HP |
| Engine RPM | 4800 RPM | 6500 RPM |
| Torque | 160 Nm | 501 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Engine Bore Size | 80 mm | 95.5 mm |
| Engine Stroke Size | 98 mm | 87.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Length | 4510 mm | 4870 mm |
| Vehicle Width | 1690 mm | 1930 mm |
| Vehicle Height | 1350 mm | 1690 mm |
| Wheelbase Size | 2520 mm | 2890 mm |
