1972 Citroen SM vs. 1981 Tatra T613
To start off, 1981 Tatra T613 is newer by 9 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 3,495 cc (8 cylinders), 1981 Tatra T613 is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (173 HP @ 5500 RPM) has 6 more horse power than 1981 Tatra T613. (167 HP @ 5600 RPM). In normal driving conditions, 1972 Citroen SM should accelerate faster than 1981 Tatra T613. With that said, vehicle weight also plays an important factor in acceleration. 1981 Tatra T613 weights approximately 240 kg more than 1972 Citroen SM.
Because 1981 Tatra T613 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 1981 Tatra T613. 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, 1981 Tatra T613 (270 Nm @ 3300 RPM) has 33 more torque (in Nm) than 1972 Citroen SM. (237 Nm @ 4000 RPM). This means 1981 Tatra T613 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 1972 Citroen SM | 1981 Tatra T613 | |
| Make | Citroen | Tatra |
| Model | SM | T613 |
| Year Released | 1972 | 1981 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 2669 cc | 3495 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 173 HP | 167 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 237 Nm | 270 Nm |
| Torque RPM | 4000 RPM | 3300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1690 kg |
| Vehicle Length | 4900 mm | 5030 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1330 mm | 1450 mm |
| Wheelbase Size | 2960 mm | 2990 mm |
