1991 Ford Aerostar vs. 1981 Monteverdi Sierra
To start off, 1991 Ford Aerostar is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Monteverdi Sierra. In addition, the cost of maintenance, including insurance, on 1981 Monteverdi Sierra would be higher. At 5,210 cc (8 cylinders), 1981 Monteverdi Sierra is equipped with a bigger engine. In terms of performance, 1981 Monteverdi Sierra (150 HP @ 4000 RPM) has 7 more horse power than 1991 Ford Aerostar. (143 HP @ 4800 RPM) In normal driving conditions, 1981 Monteverdi Sierra should accelerate faster than 1991 Ford Aerostar.
Compare all specifications:
| 1991 Ford Aerostar | 1981 Monteverdi Sierra | |
| Make | Ford | Monteverdi |
| Model | Aerostar | Sierra |
| Year Released | 1991 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 5210 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 143 HP | 150 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4450 mm | 4890 mm |
| Wheelbase Size | 3030 mm | 2860 mm |
