2009 BMW X6 vs. 1980 Monteverdi Sierra
To start off, 2009 BMW X6 is newer by 29 year(s). Which means there will be less support and parts availability for 1980 Monteverdi Sierra. In addition, the cost of maintenance, including insurance, on 1980 Monteverdi Sierra would be higher. At 5,210 cc (8 cylinders), 1980 Monteverdi Sierra is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (300 HP @ 5800 RPM) has 149 more horse power than 1980 Monteverdi Sierra. (151 HP @ 4000 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 1980 Monteverdi Sierra.
Compare all specifications:
| 2009 BMW X6 | 1980 Monteverdi Sierra | |
| Make | BMW | Monteverdi |
| Model | X6 | Sierra |
| Year Released | 2009 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 5210 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 300 HP | 151 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Length | 4880 mm | 4890 mm |
| Wheelbase Size | 2940 mm | 2860 mm |
