2005 Infiniti QX56 vs. 2007 Mercedes-Benz Viano
To start off, 2007 Mercedes-Benz Viano is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2005 Infiniti QX56 would be higher. At 5,555 cc (8 cylinders), 2005 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2005 Infiniti QX56 (315 HP @ 6400 RPM) has 167 more horse power than 2007 Mercedes-Benz Viano. (148 HP @ 3800 RPM). In normal driving conditions, 2005 Infiniti QX56 should accelerate faster than 2007 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti QX56 weights approximately 391 kg more than 2007 Mercedes-Benz Viano. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2005 Infiniti QX56 (529 Nm) has 198 more torque (in Nm) than 2007 Mercedes-Benz Viano. (331 Nm). This means 2005 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz Viano.
Compare all specifications:
| 2005 Infiniti QX56 | 2007 Mercedes-Benz Viano | |
| Make | Infiniti | Mercedes-Benz |
| Model | QX56 | Viano |
| Year Released | 2005 | 2007 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5555 cc | 2148 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 148 HP |
| Engine RPM | 6400 RPM | 3800 RPM |
| Torque | 529 Nm | 331 Nm |
| Engine Bore Size | 98 mm | 88 mm |
| Engine Stroke Size | 92 mm | 88.3 mm |
| Drive Type | Rear | Rear |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2431 kg | 2040 kg |
| Vehicle Length | 5260 mm | 5000 mm |
| Vehicle Width | 2010 mm | 1910 mm |
| Vehicle Height | 1960 mm | 1880 mm |
| Wheelbase Size | 3140 mm | 3210 mm |
| Fuel Consumption Overall | 15.7 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 106 L | 75 L |
