1977 Mazda 121 vs. 1972 Nissan Sunny
To start off, 1977 Mazda 121 is newer by 5 year(s). Which means there will be less support and parts availability for 1972 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1972 Nissan Sunny would be higher. At 2,615 cc (2 cylinders), 1977 Mazda 121 is equipped with a bigger engine. In terms of performance, 1977 Mazda 121 (114 HP @ 6000 RPM) has 61 more horse power than 1972 Nissan Sunny. (53 HP @ 6000 RPM). In normal driving conditions, 1977 Mazda 121 should accelerate faster than 1972 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 1977 Mazda 121 weights approximately 500 kg more than 1972 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1977 Mazda 121 (165 Nm @ 4000 RPM) has 70 more torque (in Nm) than 1972 Nissan Sunny. (95 Nm @ 4000 RPM). This means 1977 Mazda 121 will have an easier job in driving up hills or pulling heavy equipment than 1972 Nissan Sunny.
Compare all specifications:
| 1977 Mazda 121 | 1972 Nissan Sunny | |
| Make | Mazda | Nissan |
| Model | 121 | Sunny |
| Year Released | 1977 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 2615 cc | 1171 cc |
| Engine Cylinders | 2 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 53 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 165 Nm | 95 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1200 kg | 700 kg |
| Vehicle Length | 4510 mm | 3840 mm |
| Vehicle Width | 1690 mm | 1500 mm |
| Vehicle Height | 1350 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2310 mm |
