1971 Citroen SM vs. 2013 Acura TL
To start off, 2013 Acura TL is newer by 42 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 3,700 cc (6 cylinders), 2013 Acura TL is equipped with a bigger engine. In terms of performance, 2013 Acura TL (305 HP @ 6300 RPM) has 147 more horse power than 1971 Citroen SM. (158 HP @ 5500 RPM) In normal driving conditions, 2013 Acura TL should accelerate faster than 1971 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2013 Acura TL weights approximately 350 kg more than 1971 Citroen SM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Acura TL is all wheel drive (AWD), it will have significant more traction and grip than 1971 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2013 Acura TL will offer significantly more control. 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, 2013 Acura TL (370 Nm @ 5000 RPM) has 135 more torque (in Nm) than 1971 Citroen SM. (235 Nm @ 4000 RPM). This means 2013 Acura TL will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen SM. 2013 Acura TL 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. 2013 Acura TL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Citroen SM | 2013 Acura TL | |
| Make | Citroen | Acura |
| Model | SM | TL |
| Year Released | 1971 | 2013 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 305 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 235 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 87 mm | 90 mm |
| Engine Stroke Size | 75 mm | 96 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1800 kg |
| Vehicle Length | 4900 mm | 4928 mm |
| Vehicle Width | 1850 mm | 2118 mm |
| Vehicle Height | 1330 mm | 1452 mm |
| Wheelbase Size | 2950 mm | 2775 mm |
| Fuel Tank Capacity | 89 L | 70 L |
