1971 Citroen SM vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Citroen SM. In addition, the cost of maintenance, including insurance, on 1971 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1971 Citroen SM is equipped with a bigger engine. In terms of performance, 1971 Citroen SM (158 HP @ 5500 RPM) has 61 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM). In normal driving conditions, 1971 Citroen SM should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1971 Citroen SM weights approximately 370 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1971 Citroen SM (235 Nm @ 4000 RPM) has 93 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 1971 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
1971 Citroen SM | 2005 Opel Astra | |
Make | Citroen | Opel |
Model | SM | Astra |
Year Released | 1971 | 2005 |
Engine Position | Front | Front |
Engine Size | 2670 cc | 1598 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 158 HP | 97 HP |
Engine RPM | 5500 RPM | 6000 RPM |
Torque | 235 Nm | 142 Nm |
Torque RPM | 4000 RPM | 3600 RPM |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1450 kg | 1080 kg |
Wheelbase Size | 2950 mm | 2710 mm |
Fuel Tank Capacity | 89 L | 52 L |