1981 Monteverdi Sierra vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 24 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 5,898 cc (8 cylinders), 1981 Monteverdi Sierra is equipped with a bigger engine. In terms of performance, 1981 Monteverdi Sierra (187 HP @ 4000 RPM) has 14 more horse power than 2005 Opel Vectra. (173 HP @ 5500 RPM). In normal driving conditions, 1981 Monteverdi Sierra should accelerate faster than 2005 Opel Vectra.
Compare all specifications:
| 1981 Monteverdi Sierra | 2005 Opel Vectra | |
| Make | Monteverdi | Opel |
| Model | Sierra | Vectra |
| Year Released | 1981 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5898 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 187 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Length | 4690 mm | 4600 mm |
| Wheelbase Size | 2750 mm | 2620 mm |
