2005 BMW Z4 vs. 1972 Citroen SM
To start off, 2005 BMW Z4 is newer by 33 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 2,669 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (173 HP @ 5500 RPM) has 5 more horse power than 2005 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 1972 Citroen SM should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 125 kg more than 2005 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1972 Citroen SM, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1972 Citroen SM (237 Nm @ 4000 RPM) has 27 more torque (in Nm) than 2005 BMW Z4. (210 Nm @ 3500 RPM). This means 1972 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
2005 BMW Z4 | 1972 Citroen SM | |
Make | BMW | Citroen |
Model | Z4 | SM |
Year Released | 2005 | 1972 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 2171 cc | 2669 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 168 HP | 173 HP |
Engine RPM | 6250 RPM | 5500 RPM |
Torque | 210 Nm | 237 Nm |
Torque RPM | 3500 RPM | 4000 RPM |
Engine Bore Size | 80 mm | 87 mm |
Engine Stroke Size | 72 mm | 75 mm |
Engine Compression Ratio | 10.8:1 | 9.0:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Front |
Number of Seats | 2 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1325 kg | 1450 kg |
Vehicle Length | 4100 mm | 4900 mm |
Vehicle Width | 1790 mm | 1850 mm |
Vehicle Height | 1310 mm | 1330 mm |
Wheelbase Size | 2500 mm | 2960 mm |
Fuel Tank Capacity | 55 L | 25 L |