2005 GMC Sierra vs. 1981 Fiat 131
To start off, 2005 GMC Sierra is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Fiat 131. In addition, the cost of maintenance, including insurance, on 1981 Fiat 131 would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 210 more horse power than 1981 Fiat 131. (111 HP @ 5600 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1981 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1165 kg more than 1981 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Fiat 131. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 GMC Sierra (370 Nm @ 4000 RPM) has 203 more torque (in Nm) than 1981 Fiat 131. (167 Nm @ 3600 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 131.
Compare all specifications:
| 2005 GMC Sierra | 1981 Fiat 131 | |
| Make | GMC | Fiat |
| Model | Sierra | 131 |
| Year Released | 2005 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 111 HP |
| Engine RPM | 5000 RPM | 5600 RPM |
| Torque | 370 Nm | 167 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 2270 kg | 1105 kg |
| Vehicle Length | 5790 mm | 4270 mm |
| Vehicle Width | 2000 mm | 1660 mm |
| Vehicle Height | 1850 mm | 1400 mm |
| Wheelbase Size | 3650 mm | 2500 mm |
