1991 Citroen AX vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Citroen AX. In addition, the cost of maintenance, including insurance, on 1991 Citroen AX would be higher. At 5,997 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (353 HP @ 5400 RPM) has 309 more horse power than 1991 Citroen AX. (44 HP @ 6000 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1991 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1560 kg more than 1991 Citroen AX. 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 1991 Citroen AX. 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 (506 Nm @ 4400 RPM) has 433 more torque (in Nm) than 1991 Citroen AX. (73 Nm @ 3700 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen AX. 2007 GMC Sierra has automatic transmission and 1991 Citroen AX has manual transmission. 1991 Citroen AX 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:
| 1991 Citroen AX | 2007 GMC Sierra | |
| Make | Citroen | GMC |
| Model | AX | Sierra |
| Year Released | 1991 | 2007 |
| Body Type | Hatchback | Pickup |
| Engine Position | Front | Front |
| Engine Size | 954 cc | 5997 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 44 HP | 353 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 73 Nm | 506 Nm |
| Torque RPM | 3700 RPM | 4400 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 722 kg | 2282 kg |
| Vehicle Length | 3540 mm | 5710 mm |
| Vehicle Width | 1560 mm | 2040 mm |
| Vehicle Height | 1350 mm | 1950 mm |
| Wheelbase Size | 2290 mm | 3380 mm |
| Fuel Consumption Overall | 11.9 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 80 L | 129 L |
