2005 GMC Envoy vs. 1986 Pontiac Grand Am
To start off, 2005 GMC Envoy is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1986 Pontiac Grand Am would be higher. At 4,162 cc (6 cylinders), 2005 GMC Envoy is equipped with a bigger engine. In terms of performance, 2005 GMC Envoy (275 HP) has 185 more horse power than 1986 Pontiac Grand Am. (90 HP). In normal driving conditions, 2005 GMC Envoy should accelerate faster than 1986 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Envoy weights approximately 1146 kg more than 1986 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1986 Pontiac Grand Am. In wet, icy, snow, or gravel driving conditions, 2005 GMC Envoy 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 Envoy (373 Nm) has 194 more torque (in Nm) than 1986 Pontiac Grand Am. (179 Nm). This means 2005 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1986 Pontiac Grand Am.
Compare all specifications:
| 2005 GMC Envoy | 1986 Pontiac Grand Am | |
| Make | GMC | Pontiac |
| Model | Envoy | Grand Am |
| Year Released | 2005 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 2471 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 275 HP | 90 HP |
| Torque | 373 Nm | 179 Nm |
| Engine Bore Size | 93 mm | 101.6 mm |
| Engine Stroke Size | 102 mm | 76.2 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 2276 kg | 1130 kg |
| Vehicle Length | 5300 mm | 4520 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1850 mm | 1340 mm |
| Wheelbase Size | 3280 mm | 2630 mm |
