2006 Buick Rainier vs. 2012 Mercedes-Benz CLS
To start off, 2012 Mercedes-Benz CLS is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2006 Buick Rainier would be higher. At 4,163 cc (6 cylinders), 2006 Buick Rainier is equipped with a bigger engine. In terms of performance, 2006 Buick Rainier (291 HP @ 6000 RPM) has 27 more horse power than 2012 Mercedes-Benz CLS. (264 HP @ 3800 RPM). In normal driving conditions, 2006 Buick Rainier should accelerate faster than 2012 Mercedes-Benz CLS. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz CLS weights approximately 265 kg more than 2006 Buick Rainier.
Because 2006 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2012 Mercedes-Benz CLS. In wet, icy, snow, or gravel driving conditions, 2006 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, 2012 Mercedes-Benz CLS (620 Nm @ 1600 RPM) has 244 more torque (in Nm) than 2006 Buick Rainier. (376 Nm @ 4800 RPM). This means 2012 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2006 Buick Rainier.
Compare all specifications:
| 2006 Buick Rainier | 2012 Mercedes-Benz CLS | |
| Make | Buick | Mercedes-Benz |
| Model | Rainier | CLS |
| Year Released | 2006 | 2012 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 291 HP | 264 HP |
| Engine RPM | 6000 RPM | 3800 RPM |
| Torque | 376 Nm | 620 Nm |
| Torque RPM | 4800 RPM | 1600 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1815 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 |
| Fuel Tank Capacity | 83 L | 80 L |
