2007 Jeep Commander vs. 1990 Pontiac Grand Am
To start off, 2007 Jeep Commander is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Grand Am would be higher. At 4,701 cc (8 cylinders), 2007 Jeep Commander is equipped with a bigger engine. In terms of performance, 2007 Jeep Commander (235 HP @ 4500 RPM) has 72 more horse power than 1990 Pontiac Grand Am. (163 HP @ 5600 RPM). In normal driving conditions, 2007 Jeep Commander should accelerate faster than 1990 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Commander weights approximately 442 kg more than 1990 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Commander is four wheel drive (4WD), it will have significant more traction and grip than 1990 Pontiac Grand Am. In wet, icy, snow, or gravel driving conditions, 2007 Jeep Commander 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 Jeep Commander (414 Nm @ 3600 RPM) has 177 more torque (in Nm) than 1990 Pontiac Grand Am. (237 Nm @ 4000 RPM). This means 2007 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Grand Am.
Compare all specifications:
| 2007 Jeep Commander | 1990 Pontiac Grand Am | |
| Make | Jeep | Pontiac |
| Model | Commander | Grand Am |
| Year Released | 2007 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 4701 cc | 1996 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 235 HP | 163 HP |
| Engine RPM | 4500 RPM | 5600 RPM |
| Torque | 414 Nm | 237 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1677 kg | 1235 kg |
| Vehicle Length | 4790 mm | 4520 mm |
| Vehicle Width | 1910 mm | 1710 mm |
| Vehicle Height | 1830 mm | 1340 mm |
| Wheelbase Size | 2790 mm | 2630 mm |
| Fuel Tank Capacity | 80 L | 69 L |
