2008 Mazda 3 vs. 2007 Mercedes-Benz B
To start off, 2008 Mazda 3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz B. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz B would be higher. At 2,261 cc (4 cylinders), 2008 Mazda 3 is equipped with a bigger engine. In terms of performance, 2008 Mazda 3 (256 HP @ 5500 RPM) has 118 more horse power than 2007 Mercedes-Benz B. (138 HP @ 4200 RPM). In normal driving conditions, 2008 Mazda 3 should accelerate faster than 2007 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mazda 3 weights approximately 111 kg more than 2007 Mercedes-Benz B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 3 (380 Nm @ 3000 RPM) has 80 more torque (in Nm) than 2007 Mercedes-Benz B. (300 Nm @ 1600 RPM). This means 2008 Mazda 3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz B. 2007 Mercedes-Benz B has automatic transmission and 2008 Mazda 3 has manual transmission. 2008 Mazda 3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz B will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Mazda 3 | 2007 Mercedes-Benz B | |
| Make | Mazda | Mercedes-Benz |
| Model | 3 | B |
| Year Released | 2008 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 138 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 380 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 1600 RPM |
| Engine Bore Size | 87.5 mm | 83 mm |
| Engine Stroke Size | 94 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 200 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 7.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1374 kg |
| Vehicle Length | 4440 mm | 4280 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1610 mm |
| Wheelbase Size | 2650 mm | 2780 mm |
| Fuel Consumption Overall | 9.7 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 55 L | 54 L |
