2003 Buick Rainier vs. 2007 Mercedes-Benz CLS
To start off, 2007 Mercedes-Benz CLS is newer by 4 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 6,206 cc (8 cylinders), 2007 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 221 more horse power than 2003 Buick Rainier. (286 HP @ 5200 RPM) In normal driving conditions, 2007 Mercedes-Benz CLS should accelerate faster than 2003 Buick Rainier.
Because 2003 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2007 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, 2007 Mercedes-Benz CLS (631 Nm @ 5200 RPM) has 190 more torque (in Nm) than 2003 Buick Rainier. (441 Nm @ 4000 RPM). This means 2007 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 | 2007 Mercedes-Benz CLS | |
| Make | Buick | Mercedes-Benz |
| Model | Rainier | CLS |
| Year Released | 2003 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 6206 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 286 HP | 507 HP |
| Engine RPM | 5200 RPM | 6800 RPM |
| Torque | 441 Nm | 631 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4920 mm | 4910 mm |
| Vehicle Width | 1920 mm | 1880 mm |
| Vehicle Height | 1900 mm | 1400 mm |
| Wheelbase Size | 2880 mm | 2860 mm |
