1979 Mazda 121 vs. 2011 Infiniti M
To start off, 2011 Infiniti M is newer by 32 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 3,700 cc (6 cylinders), 2011 Infiniti M is equipped with a bigger engine. In terms of performance, 2011 Infiniti M (330 HP @ 7000 RPM) has 240 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 2011 Infiniti M should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti M weights approximately 709 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 2011 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2011 Infiniti M 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, 2011 Infiniti M (366 Nm @ 5200 RPM) has 206 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2011 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 2011 Infiniti M | |
| Make | Mazda | Infiniti |
| Model | 121 | M |
| Year Released | 1979 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 330 HP |
| Engine RPM | 4800 RPM | 7000 RPM |
| Torque | 160 Nm | 366 Nm |
| Torque RPM | 3000 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1134 kg | 1843 kg |
| Vehicle Length | 4510 mm | 4945 mm |
| Vehicle Width | 1690 mm | 1844 mm |
| Vehicle Height | 1350 mm | 1514 mm |
| Wheelbase Size | 2520 mm | 2901 mm |
