2007 BMW Z4 vs. 2009 Mercedes-Benz Viano
To start off, 2009 Mercedes-Benz Viano is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 3,199 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (358 HP @ 7900 RPM) has 157 more horse power than 2009 Mercedes-Benz Viano. (201 HP @ 3800 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2009 Mercedes-Benz Viano.
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 Z4 (385 Nm @ 4900 RPM) has 60 more torque (in Nm) than 2009 Mercedes-Benz Viano. (325 Nm @ 1800 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz Viano. 2009 Mercedes-Benz Viano has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz Viano will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Z4 | 2009 Mercedes-Benz Viano | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | Viano |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3199 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 358 HP | 201 HP |
| Engine RPM | 7900 RPM | 3800 RPM |
| Torque | 385 Nm | 325 Nm |
| Torque RPM | 4900 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 273 km/hour | 193 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 8 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4100 mm | 5000 mm |
| Vehicle Width | 1790 mm | 1880 mm |
| Wheelbase Size | 2500 mm | 3210 mm |
