1966 Fiat OT vs. 1977 Mazda 121
To start off, 1977 Mazda 121 is newer by 11 year(s). Which means there will be less support and parts availability for 1966 Fiat OT. In addition, the cost of maintenance, including insurance, on 1966 Fiat OT would be higher. At 1,970 cc (4 cylinders), 1977 Mazda 121 is equipped with a bigger engine. In terms of performance, 1977 Mazda 121 (86 HP @ 4800 RPM) has 11 more horse power than 1966 Fiat OT. (75 HP @ 6000 RPM) In normal driving conditions, 1977 Mazda 121 should accelerate faster than 1966 Fiat OT. With that said, vehicle weight also plays an important factor in acceleration. 1977 Mazda 121 weights approximately 375 kg more than 1966 Fiat OT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1977 Mazda 121 (160 Nm) has 26 more torque (in Nm) than 1966 Fiat OT. (134 Nm). This means 1977 Mazda 121 will have an easier job in driving up hills or pulling heavy equipment than 1966 Fiat OT.
Compare all specifications:
| 1966 Fiat OT | 1977 Mazda 121 | |
| Make | Fiat | Mazda |
| Model | OT | 121 |
| Year Released | 1966 | 1977 |
| Engine Position | Rear | Front |
| Engine Size | 1280 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 86 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 134 Nm | 160 Nm |
| Engine Bore Size | 75.5 mm | 80.1 mm |
| Engine Stroke Size | 71.5 mm | 98 mm |
| Engine Compression Ratio | 10.5:1 | 8.6:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 755 kg | 1130 kg |
| Vehicle Length | 3610 mm | 4510 mm |
| Vehicle Width | 1510 mm | 1690 mm |
| Vehicle Height | 1310 mm | 1350 mm |
| Wheelbase Size | 2030 mm | 2520 mm |
