1977 Mazda RX-3 vs. 1970 Mercury Comet
To start off, 1977 Mazda RX-3 is newer by 7 year(s). Which means there will be less support and parts availability for 1970 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1970 Mercury Comet would be higher. At 2,782 cc (6 cylinders), 1970 Mercury Comet is equipped with a bigger engine. In terms of performance, 1977 Mazda RX-3 (100 HP @ 7000 RPM) has 18 more horse power than 1970 Mercury Comet. (82 HP @ 4400 RPM). In normal driving conditions, 1977 Mazda RX-3 should accelerate faster than 1970 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 1970 Mercury Comet weights approximately 368 kg more than 1977 Mazda RX-3.
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, 1970 Mercury Comet (178 Nm @ 1800 RPM) has 43 more torque (in Nm) than 1977 Mazda RX-3. (135 Nm @ 4000 RPM). This means 1970 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda RX-3.
Compare all specifications:
| 1977 Mazda RX-3 | 1970 Mercury Comet | |
| Make | Mazda | Mercury |
| Model | RX-3 | Comet |
| Year Released | 1977 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1964 cc | 2782 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 100 HP | 82 HP |
| Engine RPM | 7000 RPM | 4400 RPM |
| Torque | 135 Nm | 178 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 852 kg | 1220 kg |
| Vehicle Length | 4090 mm | 4800 mm |
| Vehicle Width | 1600 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1360 mm |
| Wheelbase Size | 2320 mm | 2800 mm |
