2008 Mazda CX-9 vs. 2009 Mercedes-Benz B
To start off, 2009 Mercedes-Benz B is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mazda CX-9. In addition, the cost of maintenance, including insurance, on 2008 Mazda CX-9 would be higher. At 3,496 cc (6 cylinders), 2008 Mazda CX-9 is equipped with a bigger engine. In terms of performance, 2008 Mazda CX-9 (273 HP @ 6250 RPM) has 135 more horse power than 2009 Mercedes-Benz B. (138 HP @ 4200 RPM). In normal driving conditions, 2008 Mazda CX-9 should accelerate faster than 2009 Mercedes-Benz B.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2008 Mazda CX-9 (366 Nm @ 4500 RPM) has 66 more torque (in Nm) than 2009 Mercedes-Benz B. (300 Nm @ 1600 RPM). This means 2008 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz B. 2008 Mazda CX-9 has automatic transmission and 2009 Mercedes-Benz B has manual transmission. 2009 Mercedes-Benz B will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mazda CX-9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Mazda CX-9 | 2009 Mercedes-Benz B | |
| Make | Mazda | Mercedes-Benz |
| Model | CX-9 | B |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3496 cc | 1989 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 273 HP | 138 HP |
| Engine RPM | 6250 RPM | 4200 RPM |
| Torque | 366 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 1600 RPM |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 5080 mm | 4280 mm |
| Vehicle Width | 1940 mm | 1610 mm |
| Vehicle Height | 1730 mm | 1780 mm |
| Wheelbase Size | 2880 mm | 2780 mm |
