The DJI Action 2 and Sony A7C II serve fundamentally different purposes as a compact action camera versus a full-frame mirrorless hybrid. The Action 2 delivers 4K/120fps with RockSteady 2.0 stabilization at a $399 MSRP but is discontinued per provided facts. The A7C II offers 33MP full-frame imaging, 4K 60p, and BIONZ XR AI autofocus at $2199 and remains current.