1991 Alfa Romeo 75 vs. 1970 Mercury Comet
To start off, 1991 Alfa Romeo 75 is newer by 21 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 4,942 cc (8 cylinders), 1970 Mercury Comet is equipped with a bigger engine. In terms of performance, 1970 Mercury Comet (137 HP @ 4200 RPM) has 28 more horse power than 1991 Alfa Romeo 75. (109 HP @ 6000 RPM) In normal driving conditions, 1970 Mercury Comet should accelerate faster than 1991 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 1970 Mercury Comet weights approximately 330 kg more than 1991 Alfa Romeo 75. 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, 1970 Mercury Comet (319 Nm @ 2000 RPM) has 170 more torque (in Nm) than 1991 Alfa Romeo 75. (149 Nm @ 4000 RPM). This means 1970 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 75.
Compare all specifications:
| 1991 Alfa Romeo 75 | 1970 Mercury Comet | |
| Make | Alfa Romeo | Mercury |
| Model | 75 | Comet |
| Year Released | 1991 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1567 cc | 4942 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 109 HP | 137 HP |
| Engine RPM | 6000 RPM | 4200 RPM |
| Torque | 149 Nm | 319 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 78 mm | 101.6 mm |
| Engine Stroke Size | 82 mm | 76.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1060 kg | 1390 kg |
| Vehicle Length | 4340 mm | 4800 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1360 mm |
| Wheelbase Size | 2520 mm | 2800 mm |
