2005 Mercedes-Benz Viano vs. 2007 Mercedes-Benz R
To start off, 2007 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz Viano would be higher. At 6,208 cc (8 cylinders), 2007 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz R (503 HP @ 6800 RPM) has 288 more horse power than 2005 Mercedes-Benz Viano. (215 HP @ 5600 RPM) In normal driving conditions, 2007 Mercedes-Benz R should accelerate faster than 2005 Mercedes-Benz Viano.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Mercedes-Benz R (632 Nm @ 5000 RPM) has 332 more torque (in Nm) than 2005 Mercedes-Benz Viano. (300 Nm @ 2800 RPM). This means 2007 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz Viano.
Compare all specifications:
| 2005 Mercedes-Benz Viano | 2007 Mercedes-Benz R | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | Viano | R |
| Year Released | 2005 | 2007 |
| Body Type | Minivan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3199 cc | 6208 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 215 HP | 503 HP |
| Engine RPM | 5600 RPM | 6800 RPM |
| Torque | 300 Nm | 632 Nm |
| Torque RPM | 2800 RPM | 5000 RPM |
| Engine Bore Size | 90 mm | 102.2 mm |
| Engine Stroke Size | 84 mm | 94.6 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4750 mm | 5160 mm |
| Vehicle Width | 1910 mm | 1930 mm |
| Vehicle Height | 1880 mm | 1670 mm |
| Wheelbase Size | 3210 mm | 3220 mm |
| Fuel Consumption Overall | 12.5 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 75 L | 80 L |
