2009 BMW X3 vs. 2012 Mercedes-Benz Viano
To start off, 2012 Mercedes-Benz Viano is newer by 3 year(s). Which means there will be less support and parts availability for 2009 BMW X3. In addition, the cost of maintenance, including insurance, on 2009 BMW X3 would be higher. At 2,979 cc (6 cylinders), 2009 BMW X3 is equipped with a bigger engine. In terms of performance, 2009 BMW X3 (228 HP @ 5900 RPM) has 94 more horse power than 2012 Mercedes-Benz Viano. (134 HP @ 3600 RPM). In normal driving conditions, 2009 BMW X3 should accelerate faster than 2012 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz Viano weights approximately 994 kg more than 2009 BMW X3.
Because 2009 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2012 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2009 BMW X3 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, 2012 Mercedes-Benz Viano (310 Nm @ 1400 RPM) has 10 more torque (in Nm) than 2009 BMW X3. (300 Nm @ 3500 RPM). This means 2012 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X3.
Compare all specifications:
| 2009 BMW X3 | 2012 Mercedes-Benz Viano | |
| Make | BMW | Mercedes-Benz |
| Model | X3 | Viano |
| Year Released | 2009 | 2012 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2148 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 134 HP |
| Engine RPM | 5900 RPM | 3600 RPM |
| Torque | 300 Nm | 310 Nm |
| Torque RPM | 3500 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 88.1 mm |
| Engine Stroke Size | 89.6 mm | 88.3 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 210 km/hour | 174 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 14.1 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1836 kg | 2830 kg |
| Vehicle Length | 4570 mm | 5000 mm |
| Vehicle Width | 1860 mm | 1880 mm |
| Vehicle Height | 1680 mm | 1910 mm |
| Wheelbase Size | 2800 mm | 3210 mm |
| Fuel Tank Capacity | 67 L | 79 L |
