2006 Audi A3 vs. 2007 Mercedes-Benz B
To start off, 2007 Mercedes-Benz B is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A3. In addition, the cost of maintenance, including insurance, on 2006 Audi A3 would be higher. At 1,991 cc (4 cylinders), 2007 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (197 HP) has 59 more horse power than 2007 Mercedes-Benz B. (138 HP). In normal driving conditions, 2006 Audi A3 should accelerate faster than 2007 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A3 weights approximately 36 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, 2007 Mercedes-Benz B (300 Nm) has 20 more torque (in Nm) than 2006 Audi A3. (280 Nm). This means 2007 Mercedes-Benz B will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A3. 2007 Mercedes-Benz B has automatic transmission and 2006 Audi A3 has manual transmission. 2006 Audi A3 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:
| 2006 Audi A3 | 2007 Mercedes-Benz B | |
| Make | Audi | Mercedes-Benz |
| Model | A3 | B |
| Year Released | 2006 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1982 cc | 1991 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 138 HP |
| Torque | 280 Nm | 300 Nm |
| Engine Bore Size | 82.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 236 km/hour | 200 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 7.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1410 kg | 1374 kg |
| Vehicle Length | 4210 mm | 4280 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1610 mm |
| Wheelbase Size | 2580 mm | 2780 mm |
| Fuel Consumption Overall | 7.7 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 55 L | 54 L |
