2008 BMW X5 vs. 2009 Mercedes-Benz Viano
To start off, 2009 Mercedes-Benz Viano is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW X5. In addition, the cost of maintenance, including insurance, on 2008 BMW X5 would be higher. At 4,799 cc (8 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (350 HP @ 6300 RPM) has 149 more horse power than 2009 Mercedes-Benz Viano. (201 HP @ 3800 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 2009 Mercedes-Benz Viano.
Because 2008 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2008 BMW X5 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, 2008 BMW X5 (475 Nm @ 3400 RPM) has 150 more torque (in Nm) than 2009 Mercedes-Benz Viano. (325 Nm @ 1800 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz Viano.
Compare all specifications:
| 2008 BMW X5 | 2009 Mercedes-Benz Viano | |
| Make | BMW | Mercedes-Benz |
| Model | X5 | Viano |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 2987 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 201 HP |
| Engine RPM | 6300 RPM | 3800 RPM |
| Torque | 475 Nm | 325 Nm |
| Torque RPM | 3400 RPM | 1800 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 242 km/hour | 193 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 9.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 8 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4860 mm | 5000 mm |
| Vehicle Width | 1940 mm | 1880 mm |
| Wheelbase Size | 2940 mm | 3210 mm |
| Fuel Consumption Overall | 12.5 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 85 L | 75 L |
