2005 GMC Sierra vs. 1991 Pontiac Bonneville
To start off, 2005 GMC Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1991 Pontiac Bonneville would be higher. At 5,964 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (340 HP @ 5200 RPM) has 190 more horse power than 1991 Pontiac Bonneville. (150 HP @ 4400 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1991 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 845 kg more than 1991 Pontiac Bonneville. 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 1991 Pontiac Bonneville. 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 (516 Nm @ 4000 RPM) has 245 more torque (in Nm) than 1991 Pontiac Bonneville. (271 Nm @ 2000 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1991 Pontiac Bonneville.
Compare all specifications:
2005 GMC Sierra | 1991 Pontiac Bonneville | |
Make | GMC | Pontiac |
Model | Sierra | Bonneville |
Year Released | 2005 | 1991 |
Engine Position | Front | Front |
Engine Size | 5964 cc | 3791 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Horse Power | 340 HP | 150 HP |
Engine RPM | 5200 RPM | 4400 RPM |
Torque | 516 Nm | 271 Nm |
Torque RPM | 4000 RPM | 2000 RPM |
Engine Bore Size | 102 mm | 96.6 mm |
Engine Stroke Size | 92 mm | 86.4 mm |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Front |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 2345 kg | 1500 kg |
Vehicle Length | 5740 mm | 5050 mm |
Vehicle Width | 2000 mm | 1850 mm |
Vehicle Height | 1910 mm | 1420 mm |
Wheelbase Size | 3650 mm | 2820 mm |