1991 Buick Roadmaster vs. 2005 Dodge Ram
To start off, 2005 Dodge Ram is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1991 Buick Roadmaster would be higher. At 5,731 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2005 Dodge Ram (331 HP @ 5600 RPM) has 154 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2005 Dodge Ram should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Dodge Ram weights approximately 1024 kg more than 1991 Buick Roadmaster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Dodge Ram (509 Nm) has 116 more torque (in Nm) than 1991 Buick Roadmaster. (393 Nm). This means 2005 Dodge Ram will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1991 Buick Roadmaster | 2005 Dodge Ram | |
| Make | Buick | Dodge |
| Model | Roadmaster | Ram |
| Year Released | 1991 | 2005 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 5621 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 331 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 393 Nm | 509 Nm |
| Engine Compression Ratio | 8.0:1 | 9.6:1 |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 2864 kg |
| Vehicle Length | 5280 mm | 6350 mm |
| Vehicle Width | 2040 mm | 2440 mm |
| Vehicle Height | 1650 mm | 1910 mm |
| Wheelbase Size | 2950 mm | 4080 mm |
| Fuel Tank Capacity | 75 L | 132 L |
