The standard features of the Mazda3 2.5S include SKYACTIV-G 2.5L I-4 186hp engine, 6-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st and 2nd row overhead airbags, driver and passenger knee airbag, airbag occupancy sensor, air conditioning, 16" aluminum wheels, cruise control, Mazda Radar Cruise Control (MRCC) with Stop & Go adaptive, ABS and driveline traction control, electronic stability.