1979 Mazda 121 vs. 1966 Mercury Comet
To start off, 1979 Mazda 121 is newer by 13 year(s). Which means there will be less support and parts availability for 1966 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1966 Mercury Comet would be higher. At 3,279 cc (6 cylinders), 1966 Mercury Comet is equipped with a bigger engine. In terms of performance, 1966 Mercury Comet (118 HP @ 4400 RPM) has 28 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 1966 Mercury Comet should accelerate faster than 1979 Mazda 121.
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, 1966 Mercury Comet (258 Nm @ 2400 RPM) has 98 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 1966 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 1966 Mercury Comet | |
| Make | Mazda | Mercury |
| Model | 121 | Comet |
| Year Released | 1979 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3279 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 118 HP |
| Engine RPM | 4800 RPM | 4400 RPM |
| Torque | 160 Nm | 258 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Engine Compression Ratio | 8.6:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Length | 4510 mm | 5000 mm |
| Vehicle Width | 1690 mm | 1880 mm |
| Vehicle Height | 1350 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2950 mm |
