2009 Ford Explorer vs. 1981 Monteverdi Sierra
To start off, 2009 Ford Explorer is newer by 28 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, 2009 Ford Explorer (399 HP @ 6500 RPM) has 249 more horse power than 1981 Monteverdi Sierra. (150 HP @ 4000 RPM). In normal driving conditions, 2009 Ford Explorer should accelerate faster than 1981 Monteverdi Sierra.
Compare all specifications:
| 2009 Ford Explorer | 1981 Monteverdi Sierra | |
| Make | Ford | Monteverdi |
| Model | Explorer | Sierra |
| Year Released | 2009 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 5210 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 399 HP | 150 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
