1991 Buick Roadmaster vs. 2009 Subaru Legacy
To start off, 2009 Subaru Legacy is newer by 18 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, 1991 Buick Roadmaster (177 HP @ 4200 RPM) has 7 more horse power than 2009 Subaru Legacy. (170 HP @ 6000 RPM). In normal driving conditions, 1991 Buick Roadmaster should accelerate faster than 2009 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 207 kg more than 2009 Subaru Legacy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Subaru Legacy 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, 2009 Subaru Legacy 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 162 more torque (in Nm) than 2009 Subaru Legacy. (231 Nm @ 4400 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2009 Subaru Legacy.
Compare all specifications:
| 1991 Buick Roadmaster | 2009 Subaru Legacy | |
| Make | Buick | Subaru |
| Model | Roadmaster | Legacy |
| Year Released | 1991 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 2455 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Horse Power | 177 HP | 170 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 393 Nm | 231 Nm |
| Torque RPM | 2400 RPM | 4400 RPM |
| Engine Compression Ratio | 8.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1633 kg |
| Vehicle Length | 5280 mm | 4710 mm |
| Vehicle Width | 2040 mm | 1740 mm |
| Vehicle Height | 1650 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2680 mm |
| Fuel Tank Capacity | 75 L | 64 L |
