1990 Buick Roadmaster vs. 2007 Jeep Commander
To start off, 2007 Jeep Commander is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1990 Buick Roadmaster would be higher. At 5,731 cc (8 cylinders), 1990 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2007 Jeep Commander (322 HP @ 5000 RPM) has 145 more horse power than 1990 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2007 Jeep Commander should accelerate faster than 1990 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Commander weights approximately 570 kg more than 1990 Buick Roadmaster. 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 Buick Roadmaster. 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 (500 Nm @ 4000 RPM) has 107 more torque (in Nm) than 1990 Buick Roadmaster. (393 Nm @ 2400 RPM). This means 2007 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 1990 Buick Roadmaster.
Compare all specifications:
| 1990 Buick Roadmaster | 2007 Jeep Commander | |
| Make | Buick | Jeep |
| Model | Roadmaster | Commander |
| Year Released | 1990 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 5653 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 322 HP |
| Engine RPM | 4200 RPM | 5000 RPM |
| Torque | 393 Nm | 500 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1840 kg | 2410 kg |
| Vehicle Length | 5490 mm | 4790 mm |
| Vehicle Width | 1990 mm | 1910 mm |
| Vehicle Height | 1450 mm | 1830 mm |
| Wheelbase Size | 2950 mm | 2790 mm |
