2009 Mercedes-Benz R vs. 2011 Chevrolet Impala
To start off, 2011 Chevrolet Impala is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2009 Mercedes-Benz R would be higher. At 3,500 cc (6 cylinders), 2011 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz R (221 HP @ 3800 RPM) has 10 more horse power than 2011 Chevrolet Impala. (211 HP @ 5800 RPM). In normal driving conditions, 2009 Mercedes-Benz R should accelerate faster than 2011 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz R weights approximately 685 kg more than 2011 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2011 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Mercedes-Benz R (510 Nm @ 2800 RPM) has 217 more torque (in Nm) than 2011 Chevrolet Impala. (293 Nm @ 4000 RPM). This means 2009 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2011 Chevrolet Impala.
Compare all specifications:
| 2009 Mercedes-Benz R | 2011 Chevrolet Impala | |
| Make | Mercedes-Benz | Chevrolet |
| Model | R | Impala |
| Year Released | 2009 | 2011 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 3500 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 221 HP | 211 HP |
| Engine RPM | 3800 RPM | 5800 RPM |
| Torque | 510 Nm | 293 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Fuel Type | Diesel | Flex Fuel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2298 kg | 1613 kg |
| Vehicle Length | 5180 mm | 5090 mm |
| Vehicle Width | 1670 mm | 1852 mm |
| Vehicle Height | 1930 mm | 1491 mm |
| Wheelbase Size | 3220 mm | 2807 mm |
| Fuel Consumption City | 11.2 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 80 L | 64 L |
