1973 Citroen GS vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Citroen GS. In addition, the cost of maintenance, including insurance, on 1973 Citroen GS would be higher. At 5,967 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (327 HP @ 5100 RPM) has 220 more horse power than 1973 Citroen GS. (107 HP @ 6500 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 1973 Citroen GS.
Because 2009 GMC Sierra 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 2009 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 1973 Citroen GS, 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, 2009 GMC Sierra (367 Nm @ 4100 RPM) has 230 more torque (in Nm) than 1973 Citroen GS. (137 Nm @ 3000 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen GS.
Compare all specifications:
| 1973 Citroen GS | 2009 GMC Sierra | |
| Make | Citroen | GMC |
| Model | GS | Sierra |
| Year Released | 1973 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 5967 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 107 HP | 327 HP |
| Engine RPM | 6500 RPM | 5100 RPM |
| Torque | 137 Nm | 367 Nm |
| Torque RPM | 3000 RPM | 4100 RPM |
| Engine Compression Ratio | 9.0:1 | 10.8:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4130 mm | 5850 mm |
| Vehicle Height | 1380 mm | 1910 mm |
| Wheelbase Size | 2570 mm | 2950 mm |
| Fuel Tank Capacity | 56 L | 98 L |
