2007 Buick LaCrosse vs. 1973 Citroen SM
To start off, 2007 Buick LaCrosse is newer by 34 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 3,791 cc (6 cylinders), 2007 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2007 Buick LaCrosse (200 HP) has 20 more horse power than 1973 Citroen SM. (180 HP). In normal driving conditions, 2007 Buick LaCrosse should accelerate faster than 1973 Citroen SM.
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, 2007 Buick LaCrosse (312 Nm) has 79 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 2007 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM. 2007 Buick LaCrosse has automatic transmission and 1973 Citroen SM has manual transmission. 1973 Citroen SM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Buick LaCrosse will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Buick LaCrosse | 1973 Citroen SM | |
| Make | Buick | Citroen |
| Model | LaCrosse | SM |
| Year Released | 2007 | 1973 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2670 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 200 HP | 180 HP |
| Torque | 312 Nm | 233 Nm |
| Engine Bore Size | 96.5 mm | 86.9 mm |
| Engine Stroke Size | 86.4 mm | 74.9 mm |
| Engine Compression Ratio | 9.4:1 | 9.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5040 mm | 4920 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2810 mm | 2960 mm |
