1989 Ford Aerostar vs. 1971 Ford Zephyr
To start off, 1989 Ford Aerostar is newer by 18 year(s). Which means there will be less support and parts availability for 1971 Ford Zephyr. In addition, the cost of maintenance, including insurance, on 1971 Ford Zephyr would be higher. At 2,979 cc (6 cylinders), 1989 Ford Aerostar is equipped with a bigger engine. In terms of performance, 1989 Ford Aerostar (143 HP @ 4800 RPM) has 62 more horse power than 1971 Ford Zephyr. (81 HP @ 4750 RPM). In normal driving conditions, 1989 Ford Aerostar should accelerate faster than 1971 Ford Zephyr. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Aerostar weights approximately 160 kg more than 1971 Ford Zephyr. 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, 1989 Ford Aerostar (224 Nm @ 3600 RPM) has 71 more torque (in Nm) than 1971 Ford Zephyr. (153 Nm @ 2750 RPM). This means 1989 Ford Aerostar will have an easier job in driving up hills or pulling heavy equipment than 1971 Ford Zephyr.
Compare all specifications:
| 1989 Ford Aerostar | 1971 Ford Zephyr | |
| Make | Ford | Ford |
| Model | Aerostar | Zephyr |
| Year Released | 1989 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 143 HP | 81 HP |
| Engine RPM | 4800 RPM | 4750 RPM |
| Torque | 224 Nm | 153 Nm |
| Torque RPM | 3600 RPM | 2750 RPM |
| Engine Bore Size | 88.9 mm | 93.7 mm |
| Engine Stroke Size | 78.7 mm | 72.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1410 kg | 1250 kg |
| Vehicle Length | 4450 mm | 4710 mm |
| Vehicle Width | 1830 mm | 1820 mm |
| Vehicle Height | 1860 mm | 1490 mm |
| Wheelbase Size | 3030 mm | 2930 mm |
