2005 BMW 645 vs. 1980 Monteverdi Sierra
To start off, 2005 BMW 645 is newer by 25 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 5,897 cc (8 cylinders), 1980 Monteverdi Sierra is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (338 HP @ 6100 RPM) has 151 more horse power than 1980 Monteverdi Sierra. (187 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 1980 Monteverdi Sierra.
Compare all specifications:
| 2005 BMW 645 | 1980 Monteverdi Sierra | |
| Make | BMW | Monteverdi |
| Model | 645 | Sierra |
| Year Released | 2005 | 1980 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4390 cc | 5897 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 338 HP | 187 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Length | 4830 mm | 4690 mm |
| Wheelbase Size | 2790 mm | 2750 mm |
