2007 BMW Convertible vs. 1972 Citroen SM
To start off, 2007 BMW Convertible is newer by 35 year(s). Which means there will be less support and parts availability for 1972 Citroen SM. In addition, the cost of maintenance, including insurance, on 1972 Citroen SM would be higher. At 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (362 HP @ 6300 RPM) has 189 more horse power than 1972 Citroen SM. (173 HP @ 5500 RPM). In normal driving conditions, 2007 BMW Convertible should accelerate faster than 1972 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 400 kg more than 1972 Citroen SM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3400 RPM) has 253 more torque (in Nm) than 1972 Citroen SM. (237 Nm @ 4000 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
2007 BMW Convertible | 1972 Citroen SM | |
Make | BMW | Citroen |
Model | Convertible | SM |
Year Released | 2007 | 1972 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 4799 cc | 2669 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 362 HP | 173 HP |
Engine RPM | 6300 RPM | 5500 RPM |
Torque | 490 Nm | 237 Nm |
Torque RPM | 3400 RPM | 4000 RPM |
Engine Compression Ratio | 10.5:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1850 kg | 1450 kg |
Vehicle Length | 4830 mm | 4900 mm |
Vehicle Width | 1380 mm | 1850 mm |
Vehicle Height | 1860 mm | 1330 mm |
Wheelbase Size | 2790 mm | 2960 mm |
Fuel Tank Capacity | 70 L | 25 L |