2003 Buick Rainier vs. 2011 Mercedes-Benz CLS
To start off, 2011 Mercedes-Benz CLS is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2003 Buick Rainier would be higher. At 5,300 cc (8 cylinders), 2003 Buick Rainier is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz CLS (402 HP @ 5000 RPM) has 116 more horse power than 2003 Buick Rainier. (286 HP @ 5200 RPM) In normal driving conditions, 2011 Mercedes-Benz CLS should accelerate faster than 2003 Buick Rainier. With that said, vehicle weight also plays an important factor in acceleration. 2003 Buick Rainier weights approximately 470 kg more than 2011 Mercedes-Benz CLS.
Because 2003 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz CLS. In wet, icy, snow, or gravel driving conditions, 2003 Buick Rainier 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, 2011 Mercedes-Benz CLS (600 Nm @ 1800 RPM) has 159 more torque (in Nm) than 2003 Buick Rainier. (441 Nm @ 4000 RPM). This means 2011 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Rainier.
Compare all specifications:
| 2003 Buick Rainier | 2011 Mercedes-Benz CLS | |
| Make | Buick | Mercedes-Benz |
| Model | Rainier | CLS |
| Year Released | 2003 | 2011 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 4663 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 286 HP | 402 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 441 Nm | 600 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 2205 kg | 1735 kg |
| Vehicle Length | 4920 mm | 4940 mm |
| Vehicle Width | 1920 mm | 1882 mm |
| Vehicle Height | 1900 mm | 1417 mm |
| Wheelbase Size | 2880 mm | 2875 mm |
