2009 GMC Acadia vs. 2011 Mercedes-Benz Viano
To start off, 2011 Mercedes-Benz Viano is newer by 2 year(s). Which means there will be less support and parts availability for 2009 GMC Acadia. In addition, the cost of maintenance, including insurance, on 2009 GMC Acadia would be higher. At 3,600 cc (6 cylinders), 2009 GMC Acadia is equipped with a bigger engine. In terms of performance, 2009 GMC Acadia (288 HP @ 6300 RPM) has 67 more horse power than 2011 Mercedes-Benz Viano. (221 HP @ 3800 RPM). In normal driving conditions, 2009 GMC Acadia should accelerate faster than 2011 Mercedes-Benz Viano.
Because 2011 Mercedes-Benz Viano is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2011 Mercedes-Benz Viano. However, in wet, icy, snow, or gravel driving conditions, 2009 GMC Acadia, being front wheel drive (FWD), will offer much better control with better grip. 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 Viano (440 Nm @ 1800 RPM) has 73 more torque (in Nm) than 2009 GMC Acadia. (367 Nm @ 3400 RPM). This means 2011 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Acadia.
Compare all specifications:
| 2009 GMC Acadia | 2011 Mercedes-Benz Viano | |
| Make | GMC | Mercedes-Benz |
| Model | Acadia | Viano |
| Year Released | 2009 | 2011 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 288 HP | 221 HP |
| Engine RPM | 6300 RPM | 3800 RPM |
| Torque | 367 Nm | 440 Nm |
| Torque RPM | 3400 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 8 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 5100 mm | 5000 mm |
| Vehicle Width | 1990 mm | 1880 mm |
| Wheelbase Size | 3030 mm | 3210 mm |
| Fuel Consumption Overall | 12.4 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 83 L | 75 L |
