1981 Avanti Avanti vs. 2008 GMC Sierra
To start off, 2008 GMC Sierra is newer by 27 year(s). Which means there will be less support and parts availability for 1981 Avanti Avanti. In addition, the cost of maintenance, including insurance, on 1981 Avanti Avanti would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (353 HP @ 5400 RPM) has 199 more horse power than 1981 Avanti Avanti. (154 HP @ 4000 RPM) In normal driving conditions, 2008 GMC Sierra should accelerate faster than 1981 Avanti Avanti. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 895 kg more than 1981 Avanti Avanti. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Avanti Avanti. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 140 more torque (in Nm) than 1981 Avanti Avanti. (366 Nm @ 2400 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Avanti Avanti.
Compare all specifications:
1981 Avanti Avanti | 2008 GMC Sierra | |
Make | Avanti | GMC |
Model | Avanti | Sierra |
Year Released | 1981 | 2008 |
Engine Position | Front | Front |
Engine Size | 5733 cc | 5999 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 154 HP | 353 HP |
Engine RPM | 4000 RPM | 5400 RPM |
Torque | 366 Nm | 506 Nm |
Torque RPM | 2400 RPM | 4400 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 6 seats |
Vehicle Weight | 1540 kg | 2435 kg |
Vehicle Length | 4910 mm | 6340 mm |
Vehicle Width | 1800 mm | 2040 mm |
Vehicle Height | 1380 mm | 1950 mm |
Wheelbase Size | 2780 mm | 4010 mm |