1971 Citroen SM vs. 2010 Opel Insignia
To start off, 2010 Opel Insignia is newer by 39 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 20 more horse power than 2010 Opel Insignia. (138 HP @ 6300 RPM). In normal driving conditions, 1971 Citroen SM should accelerate faster than 2010 Opel Insignia.
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 60 more torque (in Nm) than 2010 Opel Insignia. (175 Nm @ 3800 RPM). This means 1971 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Insignia. 2010 Opel Insignia has automatic transmission and 1971 Citroen SM has manual transmission. 1971 Citroen SM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Opel Insignia will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Citroen SM | 2010 Opel Insignia | |
| Make | Citroen | Opel |
| Model | SM | Insignia |
| Year Released | 1971 | 2010 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 138 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 235 Nm | 175 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4900 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1856 mm |
| Vehicle Height | 1330 mm | 1498 mm |
| Wheelbase Size | 2950 mm | 2737 mm |
