2007 Acura RL vs. 1991 Buick Roadmaster
To start off, 2007 Acura RL is newer by 16 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, 2007 Acura RL (290 HP @ 6200 RPM) has 113 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM). In normal driving conditions, 2007 Acura RL should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 265 kg more than 2007 Acura RL.
Because 2007 Acura RL is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2007 Acura RL 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, 1991 Buick Roadmaster (393 Nm @ 2400 RPM) has 45 more torque (in Nm) than 2007 Acura RL. (348 Nm @ 5000 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2007 Acura RL.
Compare all specifications:
| 2007 Acura RL | 1991 Buick Roadmaster | |
| Make | Acura | Buick |
| Model | RL | Roadmaster |
| Year Released | 2007 | 1991 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3471 cc | 5731 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 290 HP | 177 HP |
| Engine RPM | 6200 RPM | 4200 RPM |
| Torque | 348 Nm | 393 Nm |
| Torque RPM | 5000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1575 kg | 1840 kg |
| Vehicle Length | 4920 mm | 5280 mm |
| Vehicle Width | 1850 mm | 2040 mm |
| Vehicle Height | 1460 mm | 1650 mm |
| Wheelbase Size | 2810 mm | 2950 mm |
| Fuel Tank Capacity | 73 L | 75 L |
