2007 BMW M3 vs. 2003 Mercedes-Benz Viano
To start off, 2007 BMW M3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz Viano would be higher. At 3,245 cc (6 cylinders), 2007 BMW M3 is equipped with a bigger engine. In terms of performance, 2007 BMW M3 (338 HP @ 4900 RPM) has 123 more horse power than 2003 Mercedes-Benz Viano. (215 HP @ 5600 RPM). In normal driving conditions, 2007 BMW M3 should accelerate faster than 2003 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz Viano weights approximately 490 kg more than 2007 BMW M3.
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, 2007 BMW M3 (365 Nm @ 4900 RPM) has 60 more torque (in Nm) than 2003 Mercedes-Benz Viano. (305 Nm @ 2800 RPM). This means 2007 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz Viano. 2003 Mercedes-Benz Viano has automatic transmission and 2007 BMW M3 has manual transmission. 2007 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mercedes-Benz Viano will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW M3 | 2003 Mercedes-Benz Viano | |
| Make | BMW | Mercedes-Benz |
| Model | M3 | Viano |
| Year Released | 2007 | 2003 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 3199 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 338 HP | 215 HP |
| Engine RPM | 4900 RPM | 5600 RPM |
| Torque | 365 Nm | 305 Nm |
| Torque RPM | 4900 RPM | 2800 RPM |
| Engine Bore Size | 87 mm | 89.9 mm |
| Engine Stroke Size | 91 mm | 84 mm |
| Engine Compression Ratio | 11.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 191 km/hour |
| Acceleration 0-100mph | 5.2 seconds | 8.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1570 kg | 2060 kg |
| Vehicle Length | 4500 mm | 4750 mm |
| Vehicle Width | 1790 mm | 1910 mm |
| Vehicle Height | 1380 mm | 1880 mm |
| Wheelbase Size | 2740 mm | 3210 mm |
| Fuel Consumption Overall | 11.9 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
