1990 Ford Aerostar vs. 1973 Sunbeam Rapier
To start off, 1990 Ford Aerostar is newer by 17 year(s). Which means there will be less support and parts availability for 1973 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1973 Sunbeam Rapier would be higher. At 3,973 cc (6 cylinders), 1990 Ford Aerostar is equipped with a bigger engine. In terms of performance, 1990 Ford Aerostar (154 HP @ 4000 RPM) has 75 more horse power than 1973 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 1990 Ford Aerostar should accelerate faster than 1973 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 1990 Ford Aerostar weights approximately 385 kg more than 1973 Sunbeam Rapier. 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, 1990 Ford Aerostar (298 Nm @ 2400 RPM) has 172 more torque (in Nm) than 1973 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 1990 Ford Aerostar will have an easier job in driving up hills or pulling heavy equipment than 1973 Sunbeam Rapier.
Compare all specifications:
| 1990 Ford Aerostar | 1973 Sunbeam Rapier | |
| Make | Ford | Sunbeam |
| Model | Aerostar | Rapier |
| Year Released | 1990 | 1973 |
| Body Type | Minivan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3973 cc | 1725 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 154 HP | 79 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 298 Nm | 126 Nm |
| Torque RPM | 2400 RPM | 3800 RPM |
| Engine Bore Size | 101.6 mm | 81.5 mm |
| Engine Stroke Size | 80.8 mm | 82.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1415 kg | 1030 kg |
| Vehicle Length | 4450 mm | 4440 mm |
| Vehicle Width | 1830 mm | 1670 mm |
| Vehicle Height | 1860 mm | 1390 mm |
| Wheelbase Size | 3030 mm | 2510 mm |
