The Mazda3 features a 10.25-inch Mazda Connect touchscreen infotainment system with wireless Apple CarPlay and Android Auto support. Higher-spec versions also include a 12-speaker Bose premium sound system, head-up display, wireless charging pad, and dual-zone climate control. The cabin also features a sunroof and power-adjustable driver's seat with memory function.
Mazda3 配備 10.25 吋 Mazda Connect 觸控中控屏幕，支援無線 Apple CarPlay 同 Android Auto。高階版本仲有 12 喇叭 Bose 高級音響系統、HUD 抬頭顯示器、無線充電板、雙區恆溫冷氣等配置。車廂仲有天窗、駕駛席電動調校及記憶功能。
