2006 Chevrolet Express vs. 1973 Citroen SM
To start off, 2006 Chevrolet Express is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM would be higher. At 5,326 cc (8 cylinders), 2006 Chevrolet Express is equipped with a bigger engine. In terms of performance, 2006 Chevrolet Express (295 HP) has 115 more horse power than 1973 Citroen SM. (180 HP). In normal driving conditions, 2006 Chevrolet Express should accelerate faster than 1973 Citroen SM.
Because 2006 Chevrolet Express is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2006 Chevrolet Express 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, 2006 Chevrolet Express (454 Nm) has 221 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 2006 Chevrolet Express will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 2006 Chevrolet Express | 1973 Citroen SM | |
| Make | Chevrolet | Citroen |
| Model | Express | SM |
| Year Released | 2006 | 1973 |
| Body Type | Van | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5326 cc | 2670 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 295 HP | 180 HP |
| Torque | 454 Nm | 233 Nm |
| Engine Bore Size | 96 mm | 86.9 mm |
| Engine Stroke Size | 92 mm | 74.9 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Drive Type | 4WD | Front |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5700 mm | 4920 mm |
| Vehicle Width | 2020 mm | 1840 mm |
| Vehicle Height | 2080 mm | 1330 mm |
| Wheelbase Size | 3440 mm | 2960 mm |
