2009 Mercedes-Benz B vs. 2011 Audi A1
To start off, 2011 Audi A1 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Mercedes-Benz B. In addition, the cost of maintenance, including insurance, on 2009 Mercedes-Benz B would be higher. At 1,699 cc (4 cylinders), 2009 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz B (114 HP @ 5500 RPM) has 29 more horse power than 2011 Audi A1. (85 HP @ 4800 RPM). In normal driving conditions, 2009 Mercedes-Benz B should accelerate faster than 2011 Audi A1. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz B weights approximately 270 kg more than 2011 Audi A1. 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, 2011 Audi A1 (160 Nm @ 1500 RPM) has 5 more torque (in Nm) than 2009 Mercedes-Benz B. (155 Nm @ 3500 RPM). This means 2011 Audi A1 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz B.
Compare all specifications:
| 2009 Mercedes-Benz B | 2011 Audi A1 | |
| Make | Mercedes-Benz | Audi |
| Model | B | A1 |
| Year Released | 2009 | 2011 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1699 cc | 1197 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 85 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 155 Nm | 160 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 184 km/hour | 180 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 11.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1310 kg | 1040 kg |
| Vehicle Length | 4280 mm | 3954 mm |
| Vehicle Width | 1780 mm | 1740 mm |
| Vehicle Height | 1610 mm | 1416 mm |
| Wheelbase Size | 2780 mm | 2469 mm |
| Fuel Tank Capacity | 54 L | 34 L |
