1992 Buick Roadmaster vs. 2012 Lexus LS
To start off, 2012 Lexus LS is newer by 20 year(s). Which means there will be less support and parts availability for 1992 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1992 Buick Roadmaster would be higher. Both 1992 Buick Roadmaster and 2012 Lexus LS are equipped with a 5,000 cc engine. In terms of performance, 2012 Lexus LS (438 HP @ 6400 RPM) has 270 more horse power than 1992 Buick Roadmaster. (168 HP @ 4200 RPM) In normal driving conditions, 2012 Lexus LS should accelerate faster than 1992 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2012 Lexus LS weights approximately 360 kg more than 1992 Buick Roadmaster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Lexus LS is all wheel drive (AWD), it will have significant more traction and grip than 1992 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2012 Lexus LS 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, 2012 Lexus LS (521 Nm @ 4000 RPM) has 175 more torque (in Nm) than 1992 Buick Roadmaster. (346 Nm @ 2400 RPM). This means 2012 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 1992 Buick Roadmaster.
Compare all specifications:
| 1992 Buick Roadmaster | 2012 Lexus LS | |
| Make | Buick | Lexus |
| Model | Roadmaster | LS |
| Year Released | 1992 | 2012 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5000 cc | 5000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 168 HP | 438 HP |
| Engine RPM | 4200 RPM | 6400 RPM |
| Torque | 346 Nm | 521 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2000 kg | 2360 kg |
| Vehicle Length | 5540 mm | 5179 mm |
| Vehicle Width | 2040 mm | 1875 mm |
| Vehicle Height | 1540 mm | 1481 mm |
| Wheelbase Size | 2950 mm | 3091 mm |
