1978 Mazda 121 vs. 2012 Infiniti FX
To start off, 2012 Infiniti FX is newer by 34 year(s). Which means there will be less support and parts availability for 1978 Mazda 121. In addition, the cost of maintenance, including insurance, on 1978 Mazda 121 would be higher. At 5,026 cc (8 cylinders), 2012 Infiniti FX is equipped with a bigger engine. In terms of performance, 2012 Infiniti FX (390 HP @ 6500 RPM) has 304 more horse power than 1978 Mazda 121. (86 HP @ 4800 RPM) In normal driving conditions, 2012 Infiniti FX should accelerate faster than 1978 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti FX weights approximately 937 kg more than 1978 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Infiniti FX is all wheel drive (AWD), it will have significant more traction and grip than 1978 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 Infiniti FX (500 Nm @ 4400 RPM) has 340 more torque (in Nm) than 1978 Mazda 121. (160 Nm @ 3000 RPM). This means 2012 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 121.
Compare all specifications:
| 1978 Mazda 121 | 2012 Infiniti FX | |
| Make | Mazda | Infiniti |
| Model | 121 | FX |
| Year Released | 1978 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5026 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 86 HP | 390 HP |
| Engine RPM | 4800 RPM | 6500 RPM |
| Torque | 160 Nm | 500 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1130 kg | 2067 kg |
| Vehicle Length | 4510 mm | 4865 mm |
| Vehicle Width | 1690 mm | 1925 mm |
| Vehicle Height | 1350 mm | 1680 mm |
| Wheelbase Size | 2520 mm | 2885 mm |
