1992 Buick Roadmaster vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS is newer by 17 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. At 6,207 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 330 more horse power than 1992 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 1992 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLS weights approximately 65 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 Mercedes-Benz CLS (630 Nm @ 5200 RPM) has 236 more torque (in Nm) than 1992 Buick Roadmaster. (394 Nm @ 2400 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1992 Buick Roadmaster.
Compare all specifications:
| 1992 Buick Roadmaster | 2009 Mercedes-Benz CLS | |
| Make | Buick | Mercedes-Benz |
| Model | Roadmaster | CLS |
| Year Released | 1992 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5733 cc | 6207 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 507 HP |
| Engine RPM | 4200 RPM | 6800 RPM |
| Torque | 394 Nm | 630 Nm |
| Torque RPM | 2400 RPM | 5200 RPM |
| Engine Bore Size | 101.6 mm | 102.2 mm |
| Engine Stroke Size | 88.4 mm | 94.6 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1905 kg |
| Vehicle Length | 5490 mm | 4920 mm |
| Vehicle Width | 1990 mm | 1880 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2950 mm | 2860 mm |
| Fuel Tank Capacity | 87 L | 80 L |
