BMW 3 Series 配備多項安全輔助系統，包括主動式定速巡航、車道偏離警告、前向碰撞警告附城市制動功能、盲點監測同倒車輔助系統。仲有六個安全氣囊（前、側、頭簾）同 ISOFIX 兒童座椅接口，提供全面嘅安全保障。
The BMW 3 Series is equipped with a comprehensive suite of driver assistance systems, including Active Cruise Control, Lane Departure Warning, Forward Collision Warning with City Braking, Blind Spot Monitoring, and the Reversing Assistant. It also features six airbags (front, side, curtain) and ISOFIX child seat mounts for comprehensive safety protection.
