1964 Alfa Romeo Spider vs. 1970 Mercury Comet
To start off, 1970 Mercury Comet is newer by 6 year(s). Which means there will be less support and parts availability for 1964 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1964 Alfa Romeo Spider would be higher. At 4,942 cc (8 cylinders), 1970 Mercury Comet is equipped with a bigger engine. In terms of performance, 1964 Alfa Romeo Spider (163 HP @ 5900 RPM) has 26 more horse power than 1970 Mercury Comet. (137 HP @ 4200 RPM). In normal driving conditions, 1964 Alfa Romeo Spider should accelerate faster than 1970 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 1970 Mercury Comet weights approximately 60 kg more than 1964 Alfa Romeo Spider.
Let's talk about torque, 1970 Mercury Comet (319 Nm @ 2000 RPM) has 98 more torque (in Nm) than 1964 Alfa Romeo Spider. (221 Nm @ 4000 RPM). This means 1970 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1964 Alfa Romeo Spider.
Compare all specifications:
| 1964 Alfa Romeo Spider | 1970 Mercury Comet | |
| Make | Alfa Romeo | Mercury |
| Model | Spider | Comet |
| Year Released | 1964 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 163 HP | 137 HP |
| Engine RPM | 5900 RPM | 4200 RPM |
| Torque | 221 Nm | 319 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 101.6 mm |
| Engine Stroke Size | 79.6 mm | 76.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1330 kg | 1390 kg |
| Vehicle Length | 4510 mm | 4800 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1390 mm | 1360 mm |
| Wheelbase Size | 2510 mm | 2800 mm |
