Which ceiling fan is better, AC or BLDC? BLDC motors provide efficient airflow and are suitable for most residential spaces. They have multiple speed settings and offer precise air distribution control. BLDC motors are more energy-efficient than AC motors and consume less power Noise Level: BLDC motors operate quietly, producing minimal noise during operation. https://www.quora.com/unanswered/Which-ceiling-fan-is-better-AC-or-BLDC