1979 Citroen GSA vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Citroen GSA. In addition, the cost of maintenance, including insurance, on 1979 Citroen GSA would be higher. At 4,802 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (295 HP @ 5600 RPM) has 231 more horse power than 1979 Citroen GSA. (64 HP @ 5500 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1979 Citroen GSA. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1397 kg more than 1979 Citroen GSA. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1979 Citroen GSA. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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, 2007 GMC Sierra (414 Nm @ 4800 RPM) has 320 more torque (in Nm) than 1979 Citroen GSA. (94 Nm @ 3500 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1979 Citroen GSA. 2007 GMC Sierra has automatic transmission and 1979 Citroen GSA has manual transmission. 1979 Citroen GSA will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1979 Citroen GSA | 2007 GMC Sierra | |
| Make | Citroen | GMC |
| Model | GSA | Sierra |
| Year Released | 1979 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1299 cc | 4802 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Horse Power | 64 HP | 295 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 94 Nm | 414 Nm |
| Torque RPM | 3500 RPM | 4800 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 920 kg | 2317 kg |
| Vehicle Length | 4200 mm | 5710 mm |
| Vehicle Width | 1620 mm | 2040 mm |
| Vehicle Height | 1360 mm | 1870 mm |
| Wheelbase Size | 2560 mm | 3380 mm |
