2007 BMW X3 vs. 1981 Monteverdi Sierra
To start off, 2007 BMW X3 is newer by 26 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, 2007 BMW X3 (189 HP @ 6000 RPM) has 39 more horse power than 1981 Monteverdi Sierra. (150 HP @ 4000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1981 Monteverdi Sierra.
Compare all specifications:
| 2007 BMW X3 | 1981 Monteverdi Sierra | |
| Make | BMW | Monteverdi |
| Model | X3 | Sierra |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 5210 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 189 HP | 150 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4570 mm | 4890 mm |
| Wheelbase Size | 2800 mm | 2860 mm |
