2005 Mazda 3 vs. 2008 Mercedes-Benz B
To start off, 2008 Mercedes-Benz B is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mazda 3. In addition, the cost of maintenance, including insurance, on 2005 Mazda 3 would be higher. At 2,033 cc (4 cylinders), 2008 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz B (134 HP @ 5750 RPM) has 26 more horse power than 2005 Mazda 3. (108 HP @ 4000 RPM) In normal driving conditions, 2008 Mercedes-Benz B should accelerate faster than 2005 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz B weights approximately 105 kg more than 2005 Mazda 3. 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, 2005 Mazda 3 (225 Nm @ 1750 RPM) has 40 more torque (in Nm) than 2008 Mercedes-Benz B. (185 Nm @ 3500 RPM). This means 2005 Mazda 3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz B.
Compare all specifications:
| 2005 Mazda 3 | 2008 Mercedes-Benz B | |
| Make | Mazda | Mercedes-Benz |
| Model | 3 | B |
| Year Released | 2005 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1560 cc | 2033 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 134 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 225 Nm | 185 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 75 mm | 83 mm |
| Engine Stroke Size | 88.3 mm | 94 mm |
| Engine Compression Ratio | 18.3:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 185 km/hour | 196 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 10.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1240 kg | 1345 kg |
| Vehicle Length | 4500 mm | 4280 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1610 mm |
| Wheelbase Size | 2680 mm | 2780 mm |
| Fuel Consumption Overall | 5 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 55 L | 54 L |
