1984 Isuzu Piazza vs. 1970 Mercury Comet
To start off, 1984 Isuzu Piazza is newer by 14 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, 1984 Isuzu Piazza (148 HP @ 5400 RPM) has 11 more horse power than 1970 Mercury Comet. (137 HP @ 4200 RPM). In normal driving conditions, 1984 Isuzu Piazza should accelerate faster than 1970 Mercury Comet. With that said, vehicle weight also plays an important factor in acceleration. 1970 Mercury Comet weights approximately 110 kg more than 1984 Isuzu Piazza.
Let's talk about torque, 1970 Mercury Comet (319 Nm @ 2000 RPM) has 93 more torque (in Nm) than 1984 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1970 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1984 Isuzu Piazza.
Compare all specifications:
| 1984 Isuzu Piazza | 1970 Mercury Comet | |
| Make | Isuzu | Mercury |
| Model | Piazza | Comet |
| Year Released | 1984 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 4942 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 137 HP |
| Engine RPM | 5400 RPM | 4200 RPM |
| Torque | 226 Nm | 319 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 88 mm | 101.6 mm |
| Engine Stroke Size | 82 mm | 76.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1280 kg | 1390 kg |
| Vehicle Length | 4290 mm | 4800 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1360 mm |
| Wheelbase Size | 2510 mm | 2800 mm |
