2005 Chevrolet Impala vs. 2006 Mercedes-Benz R
To start off, 2006 Mercedes-Benz R is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Impala would be higher. At 3,354 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz R (221 HP @ 3800 RPM) has 44 more horse power than 2005 Chevrolet Impala. (177 HP @ 5200 RPM) In normal driving conditions, 2006 Mercedes-Benz R should accelerate faster than 2005 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz R weights approximately 735 kg more than 2005 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2005 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz R 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, 2006 Mercedes-Benz R (511 Nm @ 1600 RPM) has 233 more torque (in Nm) than 2005 Chevrolet Impala. (278 Nm @ 4000 RPM). This means 2006 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Impala.
Compare all specifications:
| 2005 Chevrolet Impala | 2006 Mercedes-Benz R | |
| Make | Chevrolet | Mercedes-Benz |
| Model | Impala | R |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3354 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 221 HP |
| Engine RPM | 5200 RPM | 3800 RPM |
| Torque | 278 Nm | 511 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1535 kg | 2270 kg |
| Vehicle Length | 5090 mm | 5160 mm |
| Vehicle Width | 1860 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1660 mm |
| Wheelbase Size | 2710 mm | 3220 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 117 L | 80 L |
