The diesel left-hand-drive European model was tested by Euro NCAP. ANCAP was provided with technical data which showed that petrol variants of the B-Class provide comparable occupant protection.
The tested model of Mercedes-Benz B-Class was introduced in Australia during 2012. This ANCAP rating applies to all variants. Dual front airbags, side airbags and head-protecting side curtains are standard equipment. Antilock brakes (ABS), electronic brakeforce distribution (EBD) and electronic stability control (ESC) are also standard. Intelligent seat belt reminders are fitted to all front seats. Several other advanced safety features are available.
5 stars. The B-Class scored 15.78 out of 16 in the offset crash test. The passenger compartment held its shape well. There was a slight risk of serious leg injury for the passenger. All other injury values were good. The vehicle scored 16 out of 16 in the side impact crash test and a further two points in the pole test.